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Chemical reagent: iodine pentoxide
Subformula: I2O5
Subsize: 333.81
Shape: white crystalline powder。Dissolves in water and forms iodic acid。Insoluble in anhydrous ethanol, ether, trichloromethane and carbon disulfide。mp about 300℃ (decomposition)。
Applications: Used in gas analysis to determine carbon monoxide and oxidize it to carbon dioxide。
Packing: 100g, 500g, 25kg, 50kg。
Implementation standard: Q/YSH 04-2000
|
项目 |
指标 |
|
|
Analytically pure |
Chemically pure |
|
|
Content (I2O5) % |
≥ 99.0 |
≥ 98.0 |
|
Clarity test |
合格 |
合格 |
|
Water insoluble matter % |
≤ 0.01 |
≤ 0.01 |
|
Burning residue (in sulfate) % |
≤ 0.02 |
≤ 0.05 |
|
Iodide (I) % |
≤ 0.002 |
≤ 0.005 |
|
Other halogens (Cl) % |
≤ 0.03 |
≤ 0.05 |
|
Sulfate (SO4) % |
≤ 0.01 |
≤ 0.01 |
|
Nitrogen compound (N) % |
≤ 0.005 |
≤ 0.005 |
|
Iron (Fe) % |
≤ 0.001 |
≤ 0.002 |
|
Heavy metals (Pb) % |
≤ 0.001 |
≤ 0.001 |
