1. Wet digestion treatment plan for lithium batteries: determination of nickel cobalt lithium material (determination of nickel, cobalt, and manganese content in nickel cobalt manganese oxide lithium material for lithium-ion batteries)
2. Determination of matrix metal impurities in electronic grade polycrystalline silicon: iron, chromium, nickel, copper, zinc, sodium.
Wet digestion treatment scheme for lithium batteries - determination of iron content
A combination of graphite digestion instrument or aluminum alloy anti-corrosion electric heating plate+PFA or PTFE beaker can be used for digestion
After digestion, transfer to a PFA or FEP volumetric flask for constant volume, dilute with water, and finally use analytical instruments such as ICP-MS to measure elemental data
Graphite digestion instrument is a heating device specially designed and manufactured for laboratory heating, which can be used for sample heating, cultivation and drying. It adopts international advanced technology and has the advantages of fast, efficient, energy-saving and convenient acid flushing. It uses digital circuit PID to control temperature, which is more accurate. High purity and high quality graphite heating carrier, coated with Teflon coating, has been successfully used for sample pretreatment in environmental protection, chemical industry, food, medicine, biochemistry and other industries. It can also be used for pretreatment of microwave digestion and acid rush treatment. It is an ideal supporting product for atomic absorption, atomic fluorescence, ICP-AES and other analytical instruments. characteristic 1. Design: generous appearance: simple, upright and generous. 2. Clean and corrosion resistant: the heating body is coated with extra thick PFA, which is corrosion resistant and pollution-free. The unique spraying process is adopted, and the coating is uniform, firm, and will not fall off after long-term use. 3. High efficiency: advanced all-in-one surrounding heating mode is adopted, so that each part of the sample is heated evenly, which greatly prevents heat loss, eliminates the temperature difference between different parts of the same sample, and quickly and thoroughly dries acid. 4. Economical: The surrounding heating process is fast and convenient, which can save 75% of electric energy and has low use cost. 5. Precise temperature control: PID temperature control system, simple and convenient operation, excellent performance, durable. The temperature control accuracy is high, up to and the heating rate is stable. 6. Superior thermal conductivity: a reasonable heating method and a heating body with excellent thermal conductivity can ensure the temperature uniformity between digestion holes. The temperature difference between samples is less than 1.5 (room temperature - 260 ). When several samples are acid treated at the same time, the same reaction temperature and conditions can be guaranteed for each sample for batch processing.
Graphite digestion instrument is one of the direct, effective and economical sample pretreatment methods for elemental analysis. The application of new heating technology has the advantages of rapid heating, program control, complete digestion, and temperature equilibrium. Our devices are usually used in sample preparation for atomic absorption, atomic fluorescence, ICP, ICP-MS, polarography, etc. 7 advantages make sample preparation no longer difficult: 1. The fully enclosed design prevents heat loss to a large extent and effectively avoids the intrusion of acid mist; 2. High-quality graphite three-dimensional wrapped heating, samples are heated evenly; 3. Unique spraying process, the coating is uniform, firm, and will not fall off after long-term use; 4. Fast digestion and acid removal, high efficiency, and batch processing of samples; 5. PID digital temperature control system, excellent performance; 6. Easy operation, environmental protection and energy saving, cost saving 7. Split type: The controller can be placed outside the fume hood to reduce acid gas corrosion and have a longer service life.
Graphite digestion instrument wet digestion to process the sample, adds acid to the sample, and accelerates the chemical reaction through heating to convert the test components into a liquid state, which is then further analyzed by elemental analysis instruments. For example , in the analysis of ores, soil, food, etc., it is often necessary to use a graphite digester to digest organic matter samples into a liquid state for further analysis. #digestioninstrument #samplepreparation #ICPMS
Model: XJ type Number of holes: 16, 20, 24, 36, 40, 42, 48 bits, can be customized Heating method: three-dimensional wrapping heating PID temperature control digital display Temperature control range: room temperature -220 Temperature control accuracy: 1 Uniformity between holes: temperature difference between holes 1.5 Panel surface temperature difference: The temperature difference of the same panel surface (middle and corner) does not exceed 3-5, which effectively ensures the uniformity of the sample and the experimental efficiency is high Temperature fluctuation: 0.5 Anticorrosion on the surface of the heating plate: imported Teflon coating Heating plate material: high quality fine graphite Rated voltage: 220V Heating power: 2-3KW Continuous working time: 48h Ancillary products: all kinds of digestion tubes Features: 1. Split type, the controller can be placed outside the fume hood and separated from the digestion unit to avoid corrosion of electronic components. 2. The closed design can effectively prevent the loss of heat and avoid the invasion of acid mist 3. Warranty: 1 year
ICP/ICP-MS graphite digestion apparatus was used for sample pretreatme Model: XJ our advantages: 1. Fully enclosed design to prevent heat loss and acid fog intrusion; 2. Three-dimensional wrapping of high-quality graphite is heated, and the sample is heated evenly; 3. High efficiency, sample batch processing; 4.PID digital temperature control system, excellent performance; 5. Split type: Controller can be placed outside the fume hood, reduce acid gas corrosion, longer service life. Hole number :16, 20, 24, 36, 40, 42, 48 bit, can be customized temperature control range: room temperature -220 Temperature control accuracy Temperature difference between holes 1.5 Rated voltage :220V Heating power :2-3KW Continuous working time :48h
The graphite digestion system from Nanjing Binzhenghong instrument Co., Ltd. boasts numerous advantages that make it a top choice for various laboratory applications. Here are some of its key benefits: Advantages: 1.High Thermal Efficiency: The graphite digestion system utilizes graphite as its heating element, which offers excellent thermal conductivity and even heat distribution. This ensures rapid and uniform heating of samples, improving digestion efficiency. 2.Excellent Temperature Control: The system is equipped with precise temperature control systems that allow for accurate temperature adjustments and stable operation. This ensures that samples are digested at optimal temperatures, minimizing the risk of over- or under-digestion. 3.Versatility: The graphite digestion system is designed to handle a wide range of sample types and volumes. It can be used for digesting solid, liquid samples, making it a versatile tool for various analytical applications. 4.Ease of Operation: The system's user-friendly interface and intuitive controls simplify the operation process. Users can easily set parameters, monitor digestion progress, and retrieve results, all with minimal training. 5.Durability and Longevity: The use of high-quality materials and components in the construction of the graphite digestion system ensures its durability and longevity. It can withstand frequent use and rigorous laboratory conditions, providing reliable performance over extended periods. 6.Environmentally Friendly: The graphite digestion system contributes to a greener laboratory environment by reducing the use of hazardous chemicals and reagents. It also helps minimize waste generation and energy consumption. In summary, the graphite digestion system from Nanjing Binzhenghong instrument Co., Ltd. offers superior performance, versatility, ease of operation, safety, durability, and environmental friendliness, making it an excellent choice for laboratories seeking reliable and efficient sample digestion solutions.
The surface adopts imported PFA polytetrafluoroethylene anticorrosive non-stick coating treatment, strong corrosion resistance, resistance to 260 high temperature. To prevent acid and acid gas corrosion of the instrument; Room temperature to 260, can work continuously for 48 hours, thermal efficiency is more than 5 times higher than the flat electric heating plate, lower carbon;Three-dimensional heating, small temperature difference between holes, so that each part of the sample heat evenly, prevent heat loss, faster digestion, easy to use, long service life; PID temperature control digital display, temperature control accuracy 1, voltage :220V/50Hz
Product Usage: It is mainly applicable to food, disease control, academy of agricultural sciences, medicine, agriculture, forestry, environmental protection, chemical industry, biochemical and other industries, as well as universities and scientific research departments for soil, blood samples, urine samples, nails, food, dairy products, agricultural and sideline products, Sample digestion before chemical analysis of feed, heavy metals, ores, etc. It can be used in conjunction with analytical instruments such as atomic absorption, atomic fluorescence, ICP-AES and Nanjing Binzhenghong heavy metal electrothermal digestion instrument other products: PFA beaker, PFA reagent bottle, PFA drop bottle, PFA sample dissolution tank, PFA scrubber bottle, PFA drop bottle... FEP experimental utensils, PTFE experimental utensils, digestion apparatus, acid removal apparatus, acid purification system...
XJ series electrothermal digestion instrument adopts the surrounding heating method to digest samples under normal pressure. The method of wet digestion is used to achieve the effects of rapid, efficient, convenient and large processing capacity. The digestion instrument surface is treated with imported PFA Teflon coating for corrosion prevention and non sticking, and is resistant to strong corrosion and high temperature of 260 â??. Product features: 1. The imported PFA Teflon coating on the board surface can effectively prevent the corrosion of the instrument caused by acid liquor and acid gas generated in the digestion process; 2. Working temperature: room temperature to 260 â??, can work continuously for 48 hours, 5-30 minutes can rise to 200 â?? (depending on the hole depth), and the thermal efficiency is more than 5 times higher than that of flat electric heating plate, which is more low-carbon; 3. Surrounding three-dimensional heating, small temperature difference between holes, so that all parts of the sample are heated evenly, which prevents heat loss to the greatest extent, ensures the consistency of sample processing effect, faster digestion speed, convenient use, and long service life; 4. PID temperature control digital display is adopted to ensure the stability of instrument temperature, temperature control accuracy �± 1 â??, voltage: 220V/50Hz; 5. The panel and control box can be made into components, so that the acid mist during the experiment will not corrode the components in the control box, thus increasing the service life, and multiple samples can be processed at the same time without cross contamination.
