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Chemical Reagent：Bismuth iodide
Molecular Formula：BiI3
Molecular Weight：589.69
Appearance and Properties：A grayish-black crystal or powder with metallic lustre,dissolves in alcohol,hydrochloric acid,hydr(o)iodic acid,and potassium iodide water solution,slightly dissolves in ammonia liquor,insoluble in cool water,and decomposes when dissolves in hot water.Melting point 408℃.
Use：Used as an analytical reagent to determine palladium（Pd）,and as a precipitating agent for alkaloid and other alkali assay。
Packing：100g，500g，25kg，50kg。
Standard：Q/YSH 07-2000
|
SPECIFICATION |
VALUE |
|
|
AR |
CP |
|
|
Assay % |
≥ 98 |
≥ 98 |
|
Chloride （ Cl ） % |
≤ 0.01 |
≤ 0.015 |
|
Sulfate （ SO4 ） % |
≤ 0.005 |
≤ 0.01 |
|
Alkali metals and alkaline earth metals % |
≤ 0.2 |
≤ 0.2 |
|
Copper （ Cu ） % |
≤ 0.005 |
≤ 0.01 |
|
Iron （ Fe ） % |
≤ 0.005 |
≤ 0.01 |
|
Arsenic （ As ） % |
≤ 0.001 |
≤ 0.002 |
|
Free iodine % |
meet standard |
meet standard |
