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Chemical Reagent:Sodium Iodate
Molecular Formula:NaIO3
Molecular Weight:197.89
Appearance and Properties:A white crystal or crystalline powder , decomposes when heated or encounter reductive substances and set free iodine so that the crystal is colored from pint to purple , dissolves in water resulting in a neutral solution , and is insoluble in ethyl alcohol.
Use:Used as an analytical reagent , an oxidant , and in manufacture of pharmaceuticals.
Packing:100g,500g,25kg,50kg。
Standard:Q/YSH 02-2000
SPECIFICATION |
VALUE |
|
AR |
CP |
|
( NaIO3 ) Assay % |
≥ 99.8 |
≥ 99.5 |
Reaction in Water Solution |
To pass test |
To pass test |
Clarity |
meet standard |
meet standard |
Water-insoluble Substances % |
≤ 0.005 |
≤ 0.01 |
Chloride and Chlorate ( as Cl ) % |
≤ 0.025 |
≤ 0.05 |
Iodide ( as I ) % |
≤ 0.005 |
≤ 0.01 |
Sulfate ( as SO4 ) % |
≤ 0.005 |
≤ 0.005 |
Nitrogen compounds ( N ) % |
≤ 0.003 |
≤ 0.005 |
Iron ( Fe ) % |
≤ 0.0005 |
≤ 0.001 |
Sodium ( Na ) % |
≤ 0.01 |
≤ 0.02 |
Heavy Metals ( as Pb ) % |
≤ 0.0005 |
≤ 0.001 |