股市新闻最新消息利好-最近很火的股票-【东方资本】,股市如何当天买卖呢,如何开股票交易账户,什么是股指期货合约

SZSE：002741
Chemical Reagents
Ammonium thiocyanate?COA Report
  • CAS No.：1762-95-4
  • Molecular weight：76.12
  • Aliases：Ammonium thiocyanate
  • Molecular formula：CH4N2S
  • EC No.：217-175-6
  • HS-No：28429080
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%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1