one、 Overview:
Reagents of the company(Specific level)Copper sulfate was originally used to meet the requirements of a chemical liquid companyHg / tthreefive9two standard copper sulfate for electroplating is a first-class or excellent product, which is refined by repeated recrystallization. In addition to the implementation of the national standard GB / tsixsixfive-two007, some items not required by the national standard are also controlled according to the requirements and characteristics of high-quality electronic products. The impurities contained in the products are lower than the requirements of the national standard and have higher purity. It is the best choice for electroplating of high-quality electronic products.
two、 Quality standard:(GB/Tsixsixfive-two007)
Molecular formulaCuSOfour?fiveHtwoO. molecular weightninety-eight point zero seven
project Grade | Analytical purity (AR level) | Specific level/Chemically pure (CP level) |
CuSOfour?fiveHtwoO content ≥ | ninety-nine.0% | ninety-nine.0% |
Water insoluble matter≤ | zero0five% | zeroone% |
Chloride (in)Cl(total)≤ | zero0one% | zero0two% |
Total nitrogen (in)N(total)≤ | zero0one% | zero0three% |
Sodium(Na)≤ | zero0five% | zeroonefive% |
Potassium(K)≤ | zero0one% | zero0four% |
Iron(Fe)≤ | zero0three% | zerotwo% |
Nickel(Ni)≤ | zero0five% | zeroonefive% |
Zinc(Zn)≤ | zerothree% | zerosix% |
The above are national standards, and the following are the indicators of the company's internal control:
Arsenic(As)≤ | zero00one% | |
Cobalt(Co)≤ | zero0five% | |
Lead(Pb)≤ | zero0five% | |
Calcium(Ca)≤ | zero0five% | |
PH值(five%,two0℃)≤ | three.five-four.five | |
appearance | Blue fine crystal |
3、 Packaging and storage:
The company can provide customers with the following packaged reagent copper sulfate:
one、five00Gram glass bottles, each boxonetwobottle(AR reagent only).
two、two0 kg carton or plastic bag.
three、twofive千克塑料編織袋。
Store in a dry and cool place, avoid rain and high temperature.
有效期:玻璃bottle裝為三年、紙箱和編織袋裝為onetwo個月。
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