Information
Specification category:
Product No. | Product name | specifications |
1.06076.010 | Ammonium thiocyanate | AR500g |
1.06076.020 | Ammonium thiocyanate | CP500g |
1.06076.040 | Ammonium thiocyanate | AR25KG |
1.06076.050 | Ammonium thiocyanate | AR500g |
Characteristic:
Appearance and properties:Colorless, shiny, monoclinic crystals, deliquescent in the air.
Relative density (water=1):1.31
Melting point(℃):149.6
Boiling point(℃):170(decomposition)
Concentration:Sterling
Solubility:Soluble in water, soluble in ethanol, acetone, ammonia
Technical indicators:
Item AP CP
Assay(NH4CNS) ≥ 98.5% ≥ 98.0%
pH value(50g / l solution, 25 ℃) 4.5~6.0 4.5~6.0
Clarity test Qualified 4# Qualified 6#
Insoluble matter in water ≤ 0.005% ≤ 0.01%
Residue on ignition (as sulfate) ≤ 0.01% ≤ 0.02%
Chloride (Cl) ≤ 0.005% ≤ 0.01% Sulfur (S) ≤ 0.001% ≤ 0.002%
Sulfate (SO4) ≤ 0.005% ≤ 0.02%
Iron (Fe) ≤ 0.0001% ≤ 0.0003%
Copper (Cu) ≤ 0.0005% ≤ 0.001%
lead (Pb) ≤ 0.0005% ≤ 0.001%
Reducing iodine substances (by I count) ≤ 0.05% ≤ 0.1% |