Product description: 

Blue vitriol; Salzburg vitriol;.

 

Product specification: Plating grade, electronic grade

Molecular formula: CuSO₄.5H₂O 

Molecular weight: 249.68

 Physic-chemical Properties: 

Blue transparent crystals. Easily airslake in dry air. the relative density is 2.29 will become three water salt when heated to 30, one water salt when heated to 190, and white salt powder without water when heated to 258. Insoluble in water, methanol,glycerin, slightly soluble in ethanol. Harmful if swallowed. Irritating to respiratory system and skin. 

Product Use: 

as analytical reagent and nitrogen catalyst, for testing sulfur glycosides by thin layer chromatography method and testing amino acid by polarograph method.Also as mordant and preservatives,for copper salt synthesis,pesticides,pharmaceuticals, and battery manufacturing.  

Packing&storage: 

by plastic woven bag or cardboard bag with inner plastic bag, net weight 25kg or 50kg for each bag. 

Stored in a ventilated and dry warehouse. Keep dry in transit. Water and fire extinguisher can save when caught fire.

Copper sulfate crystal	Superior grade(Plating grade)	First grade(Plating grade)	Electronic grade
Item	Index	Index	Index
Content (CuSO4.5H2O)    %	98	98	99
Insoluble matter in water %	0.005	0.01	0.005
Chloride (Cl) %	0.002	0.01	0.0015
PH value(5%,20)	3.5~4.5	3.5~4.5	3.5~4.5
Ca %	0.005	--	0.005
Co %	0.0005	0.005	0.0005
Fe %	0.002	0.005	0.001
Ni %	0.0005	0.005	0.0005
Zn %	0.005	0.005	0.001
as %	0.0005	0.001	0.0005
Pb %	0.001	0.005	0.001