99% Copper Sulphate pentahydrate Electroplating Grade

1)CuSO4.5H2O,99%;Cu,25.31% 2)Package,25kg/bag 3)Usage,Copper plating;wide temperature full bright copper plating additive

Molecular Formula: CuSO4·5H2OMolecular Weight: 249.68 Properties:

    blue transparent crystal, relative density: 2.29. Easily soluble in water, little air-slaking in the air ,aqueous solution is acidic;Soluble in methanol and glycerol; slightly soluble in ethanol.Transform into trihydrate salts(30°C),monohydrate salts(110 °C) when be heated;then 258°C change into white powders anhydrous salts.Use:

    For the manufacture of other cupric salts(Copper cyanide,cupprous chloride,cupprous oxide); monoazo dyes contain copper; as poisoning agent for ship bottom antifouling paint ;as catalyst for the synthesis of perfumes and dyes intermediates; as bactericide, insecticides etc.

Item	second quality	First quality	Best quality	Feed grade	Electroplating grade
Copper sulfate (CuSO4·5H2O) %≥	94	96	98	98.5	99
Acidity (H2SO4) %≤	0.2	0.2	0.2	0.2	0.2
Insol. in water%≤	0.2	0.2	0.2	0.2	0.1
Pb %≤		10ppm	10ppm	10ppm	10ppm
Arsenic≤		5ppm	5ppm	5ppm	5ppm

          Feed grade standard: HB2932-1999 ohter grade standard: GB437-93

99% Copper Sulphate pentahydrate Electroplating Grade