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Chemical Reagent：Cadmium iodide
Molecular Formula：CdI2
Molecular Weight：366.22
Appearance and Properties：A lustrous,white or yellowy,crystalline powder,turns yellow when exposed to air and/or light,and is soluble in water,alcohol,ether,acetone,acid,and ammonia liquor.
Use：Used to analyse tin and vanadium,as an analytical reagent in determination of alkaloid and nitrite,etc.
Packing：100g，500g，25kg，50kg。
Standard：HG/T 3-954-1976
|
SPECIFICATION |
VALUE |
|
|
AR |
CP |
|
|
Assay % |
≥ 99.5 |
≥ 99.0 |
|
Reaction in water solution |
meet standard |
meet standard |
|
Clarity |
meet standard |
meet standard |
|
Water-insoluble substances % |
≤ 0.005 |
≤ 0.01 |
|
Chloride and Bromide （ as Cl ） % |
≤ 0.01 |
≤ 0.01 |
|
Sulfate （ SO4 ） % |
≤ 0.005 |
≤ 0.008 |
| Iron （ Fe ） % |
≤ 0.001 |
≤ 0.002 |
|
Zinc （ Zn ） % |
≤ 0.005 |
≤ 0.02 |
|
Lead （ Pb ） % |
≤ 0.002 |
≤ 0.005 |
|
Ammonium sulfide non-precipitables %（ as sulfate ） |
≤ 0.1 |
≤ 0.25 |
