MPS (C3H7O3S2Na) 3-mercapto-1-propane sulfonic acid, sodium salt CAS No: 17636-10-1 Appearance: White powder Assay: â?¥90% Application: As brightener in acidic Copper baths to improve the deposition of copper coatings for decorative and functional purposes. The use of MPS together with polyethers and non-ionic surfactants results in brilliant and ductile coatings. An additional combination with polymeric amines, dyestuffs and other thio compounds is possible as well.
Ethanol Amines Product : Triisopropanolamine-85% CAS No. : 122-20-3 Applications : Grinding Aid in Cement and concrete, Chain terminator in isoprene (rubber) polymerization curing, polyurethane, metal working
Surfactants, polyether amine, flame retardant.
Yw-101 spray pure polyurea is a new solvent-free, pollution-free, environment friendly two-component waterproof coating. Component a is a quasi-prepolymer obtained from the reaction product of hydroxyl-terminated compound and isocyanate; component b is the mixture made up of amino-terminated polyether, amino-terminated chain extender, filler and additives. It features quick curing, suitable for corrosion-proof and seepage-proof works in sewage treatment plants and power plants, and waterproof for high-speed rails, subways, tunnels, culverts and other projects A:220kg/barrel b: 200kg/barrel
High voltage insulator ITEM Standard High Voltage Insulator General Purpose High Voltage Insulator Common High Voltage Insulator CH-2260T CH-2260C CH-2260D CH-2260E Appearance White, Gray or dark-red, no obvious extraneous matter Density(g/cm3) 1.48±0.03 Hardness(Shore A) 60±5 60±5 60±05 60±5 Tensile Strength(MPa) 4.0min 4.0min 4.0min 4.0min Elongation at break(%) 260min 280min 280min 260min Tensile Set(%) 2.0 2.0 3.0 3.0 Tear Strength(KN/m) 15.0 14.0 13.0 13.0 Volume Resistivity 7*1014 min 5*1014 min 3*1014 min 1*1014 min Dielectric constant 3-4 3-4 3-4 3-4 Dielectric Loss Tangent 3*10-2 6*10-2 7*10-2 7*10-2 Dielectric Strength 22 20 18 17 Tracking Resistance& Erosion Resistance class TMA4.5,Depth of Erosion � 2.5mm Fire resistance class FV-0
Name: 275# silicone oil for super high vacuum diffusion pump Molecular formula: CH3(C6H5)2SiO(CH3)2SiOSi(C6H5)2CH3 Property and usage: 275# silicone oil for super high vacuum diffusion pump is colorless, transparent oily fluid and owns very low saturated vapor pressure, good heat resistivity property and with excellent resistance to high temperature, oxidant and radiate. It can be used in high vac., electrical industry, coating for high vac., particle accelerator, electronic microscope and display, etc. Technical data: Appearance: colorless transparent liquid Content: 99% min Ultimate vacuum: 5X10-9 Viscosity (25 °C): 165-185 Refractive index(25 °C): 1.5765-1.5785 Flash point: 243 °C Freezing point: -14°C max
CAD-230 Polyether Amine Structure: NH2CH(CH3)-[OCH2CH(CH3)]XNH2 X=2.6 Description: CAD-230 is a kind of diamine on the base of copolymer backbone, its average molecular weight is about of 220,with amino lying in on the second carbon of polyether end. The density of D-230 at 20C is 0.9080g/cm3, flashing point is 1180C, PH value is 11.6, with 68 reactive equivalent value, light color, low viscosity, low vapour pressure, high primary amine content, Can be dissolved to various melting agents, Slightly dissolved to water.
EH Special Surfactants Instructions EH Special surfactant won the industry's broad attention by its high performance, low toxicity, and the biodegradable characteristics, it not only can improve household detergents cleaning performance, but also easy to biodegradation, aquatic toxic (EC50) is more than 10 mg/l. There is not any alkyl phenolic component in products, and can replace NP series surfactants, while strengthening the product biodegradable properties, make its lowest influence to environment. EH special surfactant is with good wetting emulsification performance, which can improve the cleaning ability of cleaner, at the same time reduce the demand of the solvent in formula; with light odor, it can reduce stimulating in formula, and enhance the effect of spice; with a low foam characteristics, it is easy to rinse, and fasten the dissolve time, with gel narrow range, it can shorten the formula time, especially for the preparation of concentrated prescription, it could reduce packing and the use of water. 1. Product Quality Testing Indexï¼? EH-3 EH-6 EH-9 .5
Yangzhou Chenhua New Material CO.,LTD NO.231,Caodian Town, Baoying County,Yangzhou City,Jiangsu Province,China Mob:0086 15895745764 Email: chenhuacoral@126.com Name: APG0814 Alkyl polyglucoside CAS: 68515-73-1&110615-47-9 Technical property 1) Appearance: Light yellow viscous liquid 2) Solid content, wt %: 50% min 3) Free Fatty Alcohol, wt %: 1.0% max 4) Ash, wt %: 3.0 % max Application Alkyl glycosides (APG0814) is a non-ionic surfactant, the raw material, glucose and fatty alcohols, are derived from natural material, Production processes and products do not produce environmental hazards. APG is currently mainly used in various cosmetics, industrial cleaning agent, fruit and vegetables cleaner, dishwashing detergent, laundry agent, shampoo, bath foam and other daily-use chemicals. In addition, it is large-scale used in the textile, pesticide emulsifier, dispersant, pesticides and herbicides synergist.
Used for long-acting pegylation of biopharmaceuticals. Linear structure peg, seal one terminal by methoxy group, the other terminal is functional group, it could provide plenty pegylation options for protein drugs through diversified modification technology. Mpeg-sh methoxypoly(ethylene glycol) thiol Mpeg-sc methoxypoly(ethylene glycol) succinimidyl ester Mpeg-ma methoxypoly(ethylene glycol) methacrylate Mpeg-mal methoxypoly(ethylene glycol) maleimide Mpeg-nco methoxypoly(ethylene glycol) isocyanate Mpeg-eo methoxypoly(ethylene glycol) glycidyl ether Mpeg-cooh methoxypoly(ethylene glycol) carboxylic acid Mpeg-n3 methoxypoly(ethylene glycol) azide Mpeg-nh2 methoxypoly(ethylene glycol) amine Mpeg-alkyne methoxypoly(ethylene glycol) alkyne Mpeg-cho methoxypoly(ethylene glycol) aldehyde Mpeg-aa methoxypoly(ethylene glycol) acrylate Mpeg-oh methoxypoly(ethylene glycol)
Multiple purpose,it can crimp different terminals with different crimping die sets. The common type or pressure protected type foot switches are for selection. This pneumatic terminal crimping machine is equipped with pressure regulator to ensure precise crimping. Light, portable,easy and quick crimping to ensure high efficiency operation. This new style pneumatic ferrules crimping press can crimp about 1200 times per hours. Parameters: Model No.: FEK-30J Net weight: 4.8KG Output: 2.0T Air pressure scope:0.5-0.7MPa Dimension:286x125x165mm
Specifications: Material: PES (Polyether Sulphone) Pore size: 0.05um, 0.1um, 0.20um, 0.45um, 0.65um, 0.8um, 1.2um Length: 5inch, 10inch, 20inch, 30inch, 40inch END CAP Configuration: 1. Code 3 (222 Flat) 2. Code 8 (222 Fin) 3. Code 2 (226 Flat) 4. Code 7 (226 Fin) 5. DOE O-RING: 1. Silicone 2. VITON 3. EPDM 4. TEV Remark: Customization is available upon request. Features: 1. The membrane stack consists of imported PES filter membrane and deflector layer, and possesses superior properties and chemical-resistance. 2. Hydrophilic membrane, with uniform pore size and high pore volume 3. High flowing rate and particle retention rate 4. Manufactured in Cleaning Room 5. Possess superior performance of high-temperature resistance and acid& alkali resistance 6. Each cartridge filter experience 100% integrity test as well as flush with super pure water Applications: 1. Sterilization filtration in pharmaceutical and biological industry 2. Sterilization filtration for drinking water, beverage, wine and various liquids 3. Terminal filtration and point-of-use filtration for high pure water and deionized water 4. Purification filtration for various chemical raw material and medicament 5. Much finer pre-filtration Packing: 10inch: 24pcs/ctn (65x42x28cm) 20inch: 15pcs/ctn (65x42x28cm) 30inch: 15pcs/ctn (89x42x28cm)
Resonance Frequency Hz: 320 ± 20 % Response Frequency Hz: f¬0 ~ 5000 Impedance (at 1 KHz) : 8 ± 15 % Sound output (600, 800, 1000, 1200 Hz in Average) dB: 88 ± 3 Rated / Max. Power W: 0.25 / 0.5 Buzzer & Rattles (Must be normal) : 2V Sine Wave Distortion (0.25W, 1kHz) : 7% Max. Operating Temperature ºC: -30 ~ +70 Storage Temperature ºC: -40 ~ +85 Diaphragm Material: Paper Cone Terminal : Plate Housing Material : Metal.
Used for long-acting of pegylation of biopharmaceuticals. Possess two or more functional terminals, most common multi-arm peg including 3-arm peg, 4-arm peg, 8-arm peg. Multi-arm peg has larger molecular weight and special molecular shape, increase molecular weight greatly, and could retain the drug biological activity better. Includings: 2-arm peg-nhs [2-arm methoxypoly(ethylene glycol) succinimidyl ester (lysine)] 2-arm peg-cooh [2-arm methoxypoly(ethylene glycol) carboxylic acid (lysine)] 4-arm peg-sh [4-arm poly(ethylene glycol) thiol] 4-arm peg-sc [4-arm poly(ethylene glycol) succinimidyl ester] 4-arm peg-ma [4-arm poly(ethylene glycol) methacrylate] 4-arm peg-mal [4-arm poly(ethylene glycol) maleimide] 4-arm peg-nco [4-arm poly(ethylene glycol) isocyanate] 4-arm peg-eo [4-arm poly(ethylene glycol) glycidyl ether] 4-arm peg-cooh [4-arm poly(ethylene glycol) carboxylic acid] 4-arm peg-n3 [4-arm poly(ethylene glycol) azide] 4-arm peg-nh2 [4-arm poly(ethylene glycol) amine] 4-arm peg-alkyne [4-arm poly(ethylene glycol) alkyne] 4-arm peg-aa [4-arm poly(ethylene glycol) acrylate] 4-arm peg-cho [4-arm poly(ethylene glycol) aldehyde] 4-arm peg-oh [4-arm poly(ethylene glycol)]
Penicillinase is also called A-lactamase, which hydrolyze A-lactamse. More than 200 A-lactamase were found by far, and can be classified according to the molecular biology or the BUSH classification system, the two major classification systems for A-lactamase. Penicillinase can be used to eliminate A-lactams pollution, such as those in hospital, on medical apparatus and in foods. The enzyme we providing is TEM1, which belongs to molecular biology classification group A and BUSH classification Class II, with a M.W. of 29 kDa and PI of 5.4. We provide both natural and fusion form of this enzyme. Physical Appearance: Lyophilized powder Formulation: 20mM pB, pH7.0 Solubility: The product is soluble (1.0 mg/ml) in 20mM pB, pH7.0. The solution can be filtered through a 0.2 m, low protein-binding membrane. Stability: It is recommended to store the product desiccated at -18 C . The product as supplied is stable for 1 year when stored properly. The product is stable in solution for at least three weeks at 2 - 8 C . Purity: RP-HPLC 90% SEC-HPLC 90% reducing and non-reducing SDS-PAGE 90% Amino-Acid Sequence : The sequence of the first five N-terminal amino acids was determined and was found to be Met-His-Pro-Glu-Thr Specific Activity: 1200 IU/mg.
Features: 1.built in adjustable Gain & Slope 2. Built in power supply 3. Connectors:"F"type female 4. Output test point and screw terminal for equippotential bonding 5. Metal-Plastic Housing For indoor mounting Specifications: ModelAS205S No.of Inputs3UHF, 1BIII, 1BI+FM No.of Outputs2 Frequency UHF1: (MHz)470óª862 UHF2: (MHz)470óª862 UHF3: (MHz)470óª862 BIII: (MHz)174óª230 BI+FM: (MHz)47óª68/88óª108 Gain(UHF1,UHF2,UHF3,BIII,BI+FM) (dB)20 Output Level(UHF1,UHF2,UHF3,BIII) (dBuv)115 BI+FM: (dBuv)110 Slope Adj. (dB)20 Slope Adj.ú¼Typical (dB)15 Return Loss (dB)_óª12 Noise Figure (dB)
P8800 PC Station's Main feature: 1.Support USB Web Camera, HD movie 2.USB port printer 3.Support 32 bit ture color 4.With 1 USB port P8800 PC Station,Support USB Web Camera, HD movie and USB port printer,Support 32 bit ture color,With 1 USB port P8800 PC Station/Thin Client/Net Compute/PC sharer/PC terminal Introduction No need extra power supply, the power port on the PC Station access terminal only use for special phecilities (like hard disk), it connect 5V 1A power adapter when the USB power is not enough. You only need to connect the USB cable directly to HOST's USB port will be ok for daily working. P8800 PC Station,Thin Client,Net Compute,PC sharer,PC terminal Features: 1. USB 2.0 compliant 2. Support display resolution up to VGA : 1600 x 1200 / DVI : 1680 x1050 3. Support 32 bit ture color 4. Plug-and-Play USB connectivity 5. Modes: Primary, Extended, Mirror Display Rotation:0, 90, 180, 270 6. Friendly software targeted to ease your daily USB Display experience Identify Monitors Multi-Display Control Panel Short-cut to access Windows Display Setting. System requirement: 1 .Available USB 2.0 port 2.Minimum Requirement to use one (1) USB Display Adapter: CPU: Intel/AMD Single Core 1.5GHz or higher processor RAM: 512MB memory or higher 2~3 Display: (additional USB display adapters) CPU: Intel/AMD Single Core 2.4GHz or higher processor RAM: 1GB memory or higher 4~6 Display (additional USB display adapters) CPU: Intel/AMD Dual Core 2.0GHz or higher processor RAM:2GB memory or higher 3.Windows 2000 SP4 / Windows XP SP2 / Windows Vista Package contents: USB DISPLAY ADAPTER,CD (User Manual, Driver and Utility),Quick Installation Guide. bubble pack
Detailed Product Description Wireless RF Data transceiver module Applications- Automatic meter reading (AMR) and home automation; Supervisory control and data acquisition (SCADA); Remote control,Monitoring of remote systems; Production reporting of active systems Wireless remote control alarm of power supply and fan equipment in the computer room; Access control, attendance check and dinner disperser system Sports training & competition; wireless smart terminal,Wireless POS, PAD wireless smart terminal; Electronic bus station and intelligent traffic; Wireless electronic display screen and queuing machine; Remote control telemetry applications; Point to multi-point wireless network, wireless on-the-spot bus and automatic data collection system LED Display Water, Electricity, Gas Meter Reading Wireless Queuing System Wireless Conference Voting System Reactive Power Compensation Physical Testing Equipment Wireless Dishes Order System Aged Equipment Monitoring Remote Control System Electronic Weighing System Bar Code Readers,POS System,Paging Sys...... Weather,Well and forecast system Products Main Features: * Carrier frequency: 315M, 433M, 434M, 450M, 670M, 868M, 915MHz or ISM others. * Provide rich interface: standard: RS-232/TTL/RAS-485; * Interface format: 8N1/8E1 user-defined, or customization for other format interface; * 8 channels, expandable for 16/32 channels according to requirements of customers; * Baud rate: 1200/2400/4800/9600/19200/38400bps; * Integration of receiving and transmitting and half duplex; * Low power consumption and sleep function; * Operation Temperature:-20~+65 (customized batch order for industrial level); * Impedance:50ª+(SMA antenna port, multiple antenna options available); * Complying with EN 300220 and ARIB STD-T6 Characteristics: *Transparent data interface, suitable for any standard or non-standard user protocols; *Industrial design standard with high reliability and stability; *Nakedness and small size, suit for embedding and mounting; *Narrowband and anti-jamming commendably; *Saving power model: awaken from Hardware, awaken from COM Port, awaken from Air; *Auto filtration of false data produced in the air, and able to transmit long data frames; *Good reliability for long-time use, low failure rate, and suitable for both indoor and outdoor use *Suitable for multiple communication combination methods including point to point, point to multiple points and multiple points to point; *IC: CC1020,High SINAD, GFSK modulation; *Provide OEM/ODM with reliable, long-range wireless data communications.
Product Overview NCS-TT106 smart temperature module, using the fieldbus technology, is a new generation of smart fieldbus temperature transmitter and it is an indispensable field device for process control. Features Support multiple thermal resistance and thermocouples Thermal resistance supports 2/3/4-wire connection mode Thermocouple can use cold end compensation function Better accuracy: PT100 ±0.3 ; K-type ±0.4 Universally programmable for various input signals Available protocols: HART /FF H1 /PROFIBUS PA Parameter Value Input Signal Resistance: PT100, CU50, CU100, 0~500Ω, 0~4000Ω Thermocouple: B, E, J, N, K, R, S, T Voltage signal: -100mV~100mV Channel Single RTD Wiring 2-wire, 3-wire, 4-wire Bus Power 9~32 VDC Current consumption (static): â?¤14mA Bus Signal Communication ratio 31.25Kbit/s, current mode Isolation Between terminal and housing: 1kV Working Temperature -40~85 Humidity Range 10%~90%RH Start Time â?¤5s Refresh Time 0.5s EMC GB/T 18268-2000 Protection IP20 Signal Type Suggested Range () Accuracy Resistance 0~500Ω,0~4000Ω ±0.05% PT100 -200 ~ 850 ±0.2 PT1000 -200~ 850 ±0.1 CU50 -50 ~ 150 ±0.3 CU100 -50 ~ 150 ±0.2 mV -100mV ~ 100mV 0.05% B 500 ~ 1810 ±1.0 E -200 ~ 1000 ±0.4 J -190 ~ 1200 ±0.4 K -200 ~ 1372 ±0.4 N -190 ~ 1300 ±0.8 R 0 ~ 1768 ±1.0 S 0 ~ 1768 ±1.0 T -200 ~ 400 ±0.4
3-phase4-wire AC Digital Transducer Product: 3-phase 4-wire ac multi-parameter digital transducer 1. Series: Ce-aj42-1----- 3-phase 4-wire, rs-485 interface, treble isolated (n case style only). Ce-aj42-2----- 3-phase 4-wire, rs-232c interface, treble isolated (n case style only). 2.Specifications: Input (measuring range)------ ac 45-65hz, voltage: 110v, 220v, 380v and 500v(or specially supply to meet user's other special requirement), current: 1a, 5a, 15a, 25a (or specially supply to meet user's other special requirement) Data output------rms of voltage ua, ub and uc; rms of current ia, ib and ic. Real value of frequency f. Other five parameters including active power p, reactive power q, power factor cosf, active energy and reactive energy are shown in the form of a percentage of the maximum value of its measurable range. Output interface------rs-485: two-wire connection, communication distance:1200m, +/- 15kv esd protection. Rs-232c: n case style connects directly through its terminals. Accuracy grade------ frequency: 0.05 hz. Voltage, current, power factor, active power, reactive power, active energy, reactive energy: 0.5%. (accuracy and linearity are ignored when the voltage is below 5%.) Baud rate------ 1200, 2400, 4800, 9600, 19.2k bps Refreshing period------ 250ms Isolation voltage------ 1000 v dc or 2500v dc Power consumption------
