What is Solar OFF-GRID system ? It works by generating electricity from solar panels and using it to charge a solar battery via a charger controller. That electricity is then converted using an inverter so that it can power the home or business appliances. By saving the electricity in a solar battery, it is possible to run home with solar energy, even at night or during times when there is less sun exposure. Description : We do SITC ( Supply , Installation , Testing , Commissioning ) of Solar Off-grid / Solar Hydrid systems from capacities ranging from 1 K.watt to 300 K.watt for all applications like Industrial , Commercial and Residential. We do deal with both Ground Mounted and Roof Mounted system installations. We design battery storage capacities after proper analysis of average load , load factor , maximum instantaneous power drawn , Depth of Discharge (DOD) , State of Charge ( SOC) , Thermal properties of battery and also provide proper ventilation for gases produced from batteries . We carry out Solar system installations all across India ( from Jammu Kashmir to Tamil Nadu and from Gujarat to Assam ) . Till time we extensively worked in states like Rajasthan , Maharashtra , Gujarat , Odisha , Uttar Pradesh , Madhya Pradesh , Karnataka , Tamil Nadu , Andhra Pradesh. Proper requirement analysis (energy consumption analysis) will be done and accordingly system will be designed by using proper design tools also considering proper load bearing and wind bearing capacities w.r.t. co-ordinates. Installation , Commissioning will be carried out by trained and certified team in professional way and within stipulated time. Safer installation will be done by providing proper protection systems , by proper cabling through conduits and also by providing proper earthing and lightning arresters . Round the clock service support is available & free quarterly service visits will also be provided. IOT ( Internet of Things) enabled Inverters will be provided and complete generation data can be viewed at your fingertips in mobile application . Even troubleshooting can be done over the air ( OTA) . We use only quality material of Tier 1 brands / Globally renowned brands only and offer our best solutions at all times . Facility of AMC for Solar plants is also available. Warranty of individual components : Solar panels will be coming with 15 years of warranty and upto 25 years of performance guarantee, which states percentage efficiency of generation would be greater than 90 % at the end of 15th year and will be greater than 80% at the end of 25th year Inverters comes with a standard warranty of 2-5 years depending on capacity of inverters. Same can also be extended upto 10 years. Solar Deep Cycle batteries come with a complete warranty (without any prorate calculations) ranging from 36 months to 60 months depending on the capacity of the battery
What is Solar OFF-GRID system ? It works by generating electricity from solar panels and using it to charge a solar battery via a charger controller. That electricity is then converted using an inverter so that it can power the home or business appliances. By saving the electricity in a solar battery, it is possible to run home with solar energy, even at night or during times when there is less sun exposure. Description : We do SITC ( Supply , Installation , Testing , Commissioning ) of Solar Off-grid / Solar Hydrid systems from capacities ranging from 1 K.watt to 300 K.watt for all applications like Industrial , Commercial and Residential. We do deal with both Ground Mounted and Roof Mounted system installations. We design battery storage capacities after proper analysis of average load , load factor , maximum instantaneous power drawn , Depth of Discharge (DOD) , State of Charge ( SOC) , Thermal properties of battery and also provide proper ventilation for gases produced from batteries . We carry out Solar system installations all across India ( from Jammu Kashmir to Tamil Nadu and from Gujarat to Assam ) . Till time we extensively worked in states like Rajasthan , Maharashtra , Gujarat , Odisha , Uttar Pradesh , Madhya Pradesh , Karnataka , Tamil Nadu , Andhra Pradesh. Proper requirement analysis (energy consumption analysis) will be done and accordingly system will be designed by using proper design tools also considering proper load bearing and wind bearing capacities w.r.t. co-ordinates. Installation , Commissioning will be carried out by trained and certified team in professional way and within stipulated time. Safer installation will be done by providing proper protection systems , by proper cabling through conduits and also by providing proper earthing and lightning arresters . Round the clock service support is available & free quarterly service visits will also be provided. IOT ( Internet of Things) enabled Inverters will be provided and complete generation data can be viewed at your fingertips in mobile application . Even troubleshooting can be done over the air ( OTA) . We use only quality material of Tier 1 brands / Globally renowned brands only and offer our best solutions at all times . Facility of AMC for Solar plants is also available. Warranty of individual components : Solar panels will be coming with 15 years of warranty and upto 25 years of performance guarantee, which states percentage efficiency of generation would be greater than 90 % at the end of 15th year and will be greater than 80% at the end of 25th year Inverters comes with a standard warranty of 2-5 years depending on capacity of inverters. Same can also be extended upto 10 years. Solar Deep Cycle batteries come with a complete warranty (without any prorate calculations) ranging from 36 months to 60 months depending on the capacity of the battery
What is s Solar On-GRID system ? On grid solar power system is a solar power generation system where it is connected to the utility grid. The electricity produced by the system is routed to the grid from where it is used to run the various appliances. The excess power at any point of time is transmitted back to the grid. Description : We do SITC ( Supply , Installation , Testing , Commissioning ) of Solar On-grid / Grid Tied plants from capacities ranging from 3 K.watt to 1000 K.watt (1 M.watt) for all applications like Industrial , Commercial and Residential through Net-Metering . We do deal with both Ground Mounted and Roof Mounted system installations. We carry out Solar system installations all across India ( from Jammu Kashmir to Tamil Nadu and from Gujarat to Assam ) . Till time we extensively worked in states like Rajasthan , Maharashtra , Gujarat , Odisha , Uttar Pradesh , Madhya Pradesh , Karnataka , Tamil Nadu , Andhra Pradesh. Proper requirement analysis (energy consumption analysis) will be done and accordingly system will be designed by using proper design tools also considering proper load bearing and wind bearing capacities w.r.t. co-ordinates. Installation , Commissioning will be carried out by trained and certified team in professional way and within stipulated time. Safer installation will be done by providing proper protection systems , by proper cabling through conduits and also by providing proper earthing and lightning arresters . Round the clock service support is available & free quarterly service visits will also be provided. IOT ( Internet of Things) enabled Inverters will be provided and complete generation data can be viewed at your fingertips in mobile application . Even troubleshooting can be done over the air ( OTA) . We use only quality material of Tier 1 brands / Globally renowned brands only and offer our best solutions at all times . Facility of AMC for Solar plants is also available Warranty of individual components : Solar panels will be coming with 15 years of warranty and upto 25 years of performance guarantee , which states percentage efficiency of generation would be greater than 90 % at the end of 15th year and will be greater than 80% at the end of 25th year Inverters comes with standard warranty of 5 years . Same can also be extended upto 10 years . Applications : Camp offices / Site offices Production Plants - Batching plants , Hot Mix Plants , Crusher Plants Labour camps Hospitals Production Industries Rice Mills Shopping Malls Residential Societies Toll Plazas Cold Storages Individual Houses Stock Yards Godowns Petrol Bunks Commercial Showrooms Corporate offices Clubs
What is s Solar On-GRID system ? On grid solar power system is a solar power generation system where it is connected to the utility grid. The electricity produced by the system is routed to the grid from where it is used to run the various appliances. The excess power at any point of time is transmitted back to the grid. Description : We do SITC ( Supply , Installation , Testing , Commissioning ) of Solar On-grid / Grid Tied plants from capacities ranging from 3 K.watt to 1000 K.watt (1 M.watt) for all applications like Industrial , Commercial and Residential through Net-Metering . We do deal with both Ground Mounted and Roof Mounted system installations. We carry out Solar system installations all across India ( from Jammu Kashmir to Tamil Nadu and from Gujarat to Assam ) . Till time we extensively worked in states like Rajasthan , Maharashtra , Gujarat , Odisha , Uttar Pradesh , Madhya Pradesh , Karnataka , Tamil Nadu , Andhra Pradesh. Proper requirement analysis (energy consumption analysis) will be done and accordingly system will be designed by using proper design tools also considering proper load bearing and wind bearing capacities w.r.t. co-ordinates. Installation , Commissioning will be carried out by trained and certified team in professional way and within stipulated time. Safer installation will be done by providing proper protection systems , by proper cabling through conduits and also by providing proper earthing and lightning arresters . Round the clock service support is available & free quarterly service visits will also be provided. IOT ( Internet of Things) enabled Inverters will be provided and complete generation data can be viewed at your fingertips in mobile application . Even troubleshooting can be done over the air ( OTA) . We use only quality material of Tier 1 brands / Globally renowned brands only and offer our best solutions at all times . Facility of AMC for Solar plants is also available Warranty of individual components : Solar panels will be coming with 15 years of warranty and upto 25 years of performance guarantee , which states percentage efficiency of generation would be greater than 90 % at the end of 15th year and will be greater than 80% at the end of 25th year Inverters comes with standard warranty of 5 years . Same can also be extended upto 10 years . Applications : Camp offices / Site offices Production Plants - Batching plants , Hot Mix Plants , Crusher Plants Labour camps Hospitals Production Industries Rice Mills Shopping Malls Residential Societies Toll Plazas Cold Storages Individual Houses Stock Yards Godowns Petrol Bunks Commercial Showrooms Corporate offices Clubs
Specification - Output Beam Size: 50x50, 100x100, 160x160, 180x180, 200x200, 220x200mm2 - Working Distance: 250mm, 300mm, 500mm, 400mm - Flexible Output Directions: up-to-down, bottom-up, right & left - Xe Power Supply, RS232 Port, 3.5â??color-touch-panel - Enlitech provides the worldâ??s most types of reference cells which comply with the WPVS type and IEC 60904 standards - Can be controlled by the IVS-KA6000 software Application - Perovskite Solar Cell Efficiency measurement - Organic Solar Cell Efficienty measurement - Perovskite / Si Tandem Solar Cell Efficiency measurement - Ideality Factor n test - Sun-Voc test - Water Splitting Cell test - HJT, PERC, TOPCon Si Solar Cell test
Solar Panel Imports Recognizing the growing demand for renewable energy solutions, Commercial Ventures imports Solar Panels from renowned Tier 1 suppliers. These Solar Panels harness solar energy to provide sustainable power solutions for residential, commercial, and industrial applications. The company aims to import solar panels that are at the forefront of technological innovation and energy efficiency. Understanding the dynamic nature of the solar energy market we take care that the Solar Panels we import are in line with current market demand, industry standards and expectations. Investing in solar energy is an important decision, and we believe in providing panels that offer long-term value. The company is aligned to contribute to Pakistanâ??s efforts to transition towards cleaner and greener energy sources.
Product Description And Specification; 1. Dry charged battery & MF battery. 2. Meet all DIN & JIS standard. 3. Powerful quick scrap used car batter. Product Feature; (1)Maintenance-free operation. There is no need to check specific gravity of the electrolyte or add Water to battery during float service life. (2)Low self-discharge rate, small internal resistance. (3)The unique construction and sealing techniques of the battery, add the ABS plastic crust that guarantee leak proof operation in and position with no adverse effect to capacity or service life. (4)With our high quality lead-tin-calcium alloy grids, it has a long usage life and deep discharge recoverability. (5)No pollution and no harm. Drained Lead Car Battery Scraps (Rains) Drained Lead-Acid Battery Scrap (RAINS per ISRI Specifications). Our Acid Battery Scrap on 99.99%. Fe Content (%): 100%) Battery features; - Sealed and maintenance free operation battery - Non- Spill able construction design. - ABS Containers and Covers (UL94HB), UL94V-0 optional. - Safety valve installation for explosion proof. - High quality and high reliability. - Exceptional deep discharge recovery performance. - Low self-discharge characteristic. - Flexibility design for multiple install positions. - No memory effect. - CE certificate. - Wide operating temperature range. Battery Application; -Solar system - Alarm System - Cable Television - Communication Equipment - Control Equipment - Security System - Medical Equipment â?? UPS - Power Tools - Toys - Emergency Power System - LED Lig
ESS lithium battery system is composed of lithium battery modules, BMS system, PV charge controller, AC/DC Charger, central control unit CCU, temperature detector, integrated structure and other parts; the solar panels in the system are battery storage and power for output; BMS module completes the detection and control of voltage, current, temperature, SOC, SOH and charging and discharging related parameters of power battery pack; PV controller and inverter realize bidirectional AC/DC function to meet the charging and discharging conversion demand of power battery pack; each detector is used to monitor the ambient temperature in real time to ensure the safety of the system. Product Features: 1. Standardized components, modular architecture, easy for expansion. 2. High energy density, small footprint, short construction period, strong environmental adaptability 3. Battery module within the layered stack design, with more than 10 years of long design life 4. Long Cycle Life LiFePO4 Lithium ion Battery system from 20KWH--500KWH optional 5. BMS battery management system with SOC automatic calibration and high current passive balancing function, combined with the perfect operation control and management strategies to achieve accurate and efficient management 6. The combination of software and hardware protection, with alarm protection and automatic diagnostic functions, improve the protection strategy to ensure safe and efficient operation of the system. 7. Our BMS system adopts American NXP automotive grade chips with high performance. 8. Product communicates with the monitoring platform in real time through RS232, CAN communication interface, and reports various records in time to ensure real-time monitoring of the battery pack of the monitoring platform. 9. Colorful LCD display all module working information and status.
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stationsâ?? need, there are 48Vã??96Vã??120Vã??192Vã??220Vã??240Vã?? 360Vã??384Vã??480Vã??492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V 192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
MPPT Solar charge controller Feature 1. We choose high speed and high performance 32-bit processor with excellent EMC design 2. Advanced MPPT tracking algorithm, the tracking efficiency more than 99% 3. High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly 4. Ultrafast maximum power point tracking speed to ensure tracking efficiency 5. Accurate identification and tracking of multi-peak maximum power points 6. With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries. 7. Widely PV arraysâ?? voltage input, this can save the cost of PV combiner box, wires and construction 8. Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment 9. It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function 10. The perfect battery protection function and multi-stage charging improves battery life 11. It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller. 12. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy 13. It can work with GEL. LEAD-ACID, LITHIUM and other type battery 14. Twice protection function to protect battery from damage when the power switch is down (optional) 15. Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
Items Standard Identification The IR Absorption spectrum is concordant with the spectrum of reference standard. Test A (IR) Ratio:A245/A262,between 0.63 and 0.67 Test B (UV) 0.63-0.67 Assay(By HPLC) Not less than 98.5% W/W and not more than 101.5%W/W of C6H6N2O, calculated on the dried basis. Characteristics White crystalline powder Melting range 128-131 Loss on drying 0.5% Residue on ignition 0.1% Heavy metals 0.003%
Product Name Sodium Ascorbate Type Food Additives Origin China CAS No 134032 AUCO No 239 Packing 25kg carton Items Standard Characteristics White or yellowish crystalline powder Identification AThe infrared spectrum of the sample compares qualitatively to the infrared spectrum of the standard AIdentify BQualify BThe solution reduces alkaline cupric tartrate TS slowly at room temperature but more readily upon heating A solution1 in 50 responds to the tests of Sodium 191 Specific Optical Rotation 103 108 PH10 aqueous solution 7080 Loss on Drying 025 Heavy Metals 10ppm Arsenic 3ppm Lead 2ppm Assay 990 1010 Organic Volatile Impurities Pass
Items Standard Appearance Dark red crystal or crystalline powder, with no smell and no taste; hygroscopicity. Identification A A361nm/A278nm:1.70-1.90 A361nm/A550nm:3.15-3.40 Identification B The retention time of major peak of the sample should be consistent with the standard solution. Identification C Positive Infrared Spectrum Infrared spectrum of the sample should be consistent with the reforence map. Loss on drying 10.0% Assay 97.0%~102.0% 78-lactocyanocobalamin1.0% 50-carboxyeyanocobalamin 0.5% 34-methylcyanocobalamin 2.0% 32-carboxyeyanocobalamin 1.0% 8-Epi-cyanocobalamin 1.0% Any other unidentified 0.5% Total impurities 3.0% Total aerobic bacteria count 1000cfu/g Molds Yeasts 100cfu/g E coli Negative Residual solvents Acetone 0.5%
Product Name: Sodium Ascorbate "Type: Food Additives Origin: China CAS No.: 134-03-2 AUCO No.: 239 Packing: 25kg carton" Items Standard Characteristics White or yellowish crystalline powder Identification A:The infrared spectrum of the sample compares qualitatively to the infrared spectrum of the standard A:Identify B:Qualify B:The solution reduces alkaline cupric tartrate TS slowly at room temperature, but more readily upon heating "A solution(1 in 50) responds to the tests of Sodium " Specific Optical Rotation +103 °~ +108 ° PH(10% aqueous solution) 7.0-8.0 Loss on Drying 0.25% Heavy Metals 10ppm Arsenic 3ppm Lead 2ppm Assay 99.0%- 101.0% Organic Volatile Impurities Pass
Microsilica (silica fume) is a by-product from silicon metal or ferrosilicon industries, is an amorphous silicon dioxide SiO2. This product reacts chemically with the calcium hydroxide in the cement paste which yields a calcium silicate hydrate gel that significantly enhances strength and durability. The super fine microsilica fills the voids between cement particles creating a very dense, less permeable concrete. White Cement advantages: Sustainability: Solar Reflectance Index (SRI): Floors finished with white or pastel color concrete will have a much higher SRI than floors with gray concrete, therefore they will reflect light better, and generate energy savings for the lifetime of the floors. Reduction of Heat Island effect: By constructing buildings with white concrete roofs or light-colored roof tiles, the Heat Island Effect is reduced from surfaces generating less heat and improved reflectivity. Architectural Concrete: White Portland Cement is ideal for decorative concrete and Architectural Concrete applications, Masonry and Cementitious Building Products. A key advantage of using white cement for these applications is that it provides a base color that can be tinted to custom colors to meet any color spectrum demand.
Specification: Items Standard Appearance Faintly yellowish to light yellow crystals. Solubility Sparingly soluble in water; slightly soluble in acetic acid; very slightly soluble in dehydrated alcohol; practically insoluble in aceton, in ethylacetate. A.IR IR spectrum of sample conforms to that of reference standard. B.HPLC The retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay. C.Reaction of chlorides A solution of it responds to the tests for Chloride ASSAY (on anhydrous basis) 98.0%~102.0% of C17H18FN3O3�·HCL Residue on ignition NMT 0.1% Fluoroquinolonic acid (263nm) NMT 0.2% Ciprofloxacin Analog (278nm) NMT 0.2% Any other Individual impurity (278nm) NMT 0.2% Total impurities (278nm) NMT 0.5% pH� 3.0 to 4.5 Water 4.7% to 6.7% Ethan NMT 4000ppm
Product Name: Lactose "Type: Food Additives Origin: China CAS No.: 63-42-3 AUCO No.: 919 Packing: 25kg bag" Items Standard Identification A The infrared absorption spectrum of the sample is concordant with that of the standard. Identification B The principal spot obtained from the Test solution corresponds in appearance and RF value to that obtained from Standard solution A The test is not valid unless the chromatogram obtained with Standard solution B shows four clearly discernible spots, disregarding any spots at the origin. Identification C A red color develops. Specific optical rotation +54.4~+55.9, calculate on the anhydrous basis Acidity or alkalinity Add 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to produce a red color. Water Not more than 1.0% Residue on ignition Not more than 0.1% Heavy metals The limit is 5µg per g. Protein and light-absorbing impurities The absorbance divided by the path length in centimeters is not more than 0.25 in the range of 210 to 220nm and is not more than 0.07 in the range of 270 to 300nm. TPC
Product Name: Lactose "Type: Food Additives Origin: China CAS No.: 63-42-3 AUCO No.: 919 Packing: 25kg bag" Items Standard Identification A The infrared absorption spectrum of the sample is concordant with that of the standard. Identification B The principal spot obtained from the Test solution corresponds in appearance and RF value to that obtained from Standard solution A The test is not valid unless the chromatogram obtained with Standard solution B shows four clearly discernible spots, disregarding any spots at the origin. Identification C A red color develops. Specific optical rotation +54.4~+55.9, calculate on the anhydrous basis Acidity or alkalinity Add 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to produce a red color. Water Not more than 1.0% Residue on ignition Not more than 0.1% Heavy metals The limit is 5�µg per g. Protein and light-absorbing impurities The absorbance divided by the path length in centimeters is not more than 0.25 in the range of 210 to 220nm and is not more than 0.07 in the range of 270 to 300nm. TPC