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Iodine
Chemical Reagent: High Pure Iodine
Molecular Formula: I2
Molecular Weight: 253.81
Appearance and Properties: A lustrous, greyish black, brittle, sublimable, poisonous, corrosive halogen element.
Use: Used in high-purity analysis.
Packing:100g, 500g, 25kg, 50kg。
Standard: Q/YSH 12-2000
SPECIFICATION
|
VALUE
|
|
5 N
|
4 N
|
|
Assay % |
≥99.8
|
≥99.8
|
Evaporation Residue % |
≤0.01
|
≤0.01
|
Chloride/Bromide(as Chloride)% |
≤0.003
|
≤0.003
|
Sulfur(S) % |
≤0.0001
|
≤0.0005
|
Boron(B) % |
≤0.00005
|
≤0.0001
|
Iron(Fe) % |
≤0.00005
|
≤0.0005
|
Magnesium(Mg) % |
≤0.00005
|
≤0.001
|
Gallium(Ga) % |
≤0.000005
|
≤0.001
|
Bismuth(Bi) % |
≤0.000005
|
≤0.001
|
Aluminum(Al) % |
≤0.00002
|
≤0.005
|
Calcium(Ca) % |
≤0.00005
|
≤0.005
|
Cobalt(Co) % |
≤0.000005
|
≤0.001
|
Manganese(Mn) % |
≤0.000005
|
≤0.0001
|
Chromium(Cr) % |
≤0.000005
|
≤0.0001
|
Tin(Sn) % |
≤0.000005
|
≤0.0001
|
Nickel(Ni) % |
≤0.000005
|
≤0.0001
|
Titanimu(Ti) % |
≤0.000005
|
≤0.0001
|
Silver(Ag) % |
≤0.000005
|
≤0.0001
|
Barium(Ba) % |
≤0.000005
|
≤0.0001
|
Copper(Cu) % |
≤0.00002
|
≤0.0001
|
Cadmium(Cd) % |
≤0.00002
|
≤0.0001
|
Lead(Pb) % |
≤0.00002
|
≤0.0001
|
Zinc(Zn) % |
≤0.00002
|
≤0.0001
|
Sodium(Na) % |
≤0.0001
|
≤0.0005
|
Potassium(K) % |
≤0.00005
|
≤0.0005
|