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Copper sulphate pentahydrate food grade

1、Chemical Name:  Copper Sulfate

2、Molecular Formula : CuSO4·5H2O

3、Molecular Weight: 249.7

4、CAS: 7758-98-7

5、Character: It’s dark blue triclinic crystal or blue crystalline powder or granule. It smells like nasty metal. It effloresces slowly in dry air. Relative density is 2.284. Above 150℃, it loses water and form Anhydrous Copper Sulfate which absorbs water easily. It’s freely soluble in water and aqueous solution is acidic. PH value of 0.1mol/L aqueous solution is 4.17(15℃). It’s freely soluble in glycerol and dilute ethanol but insoluble in pure ethanol.

6、Usage: It is used as nutritional supplement, antimicrobial agent, firming agent and processing aid.

7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.

8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.

INDEX FCCVII RESULTS
Content                % 98-102 9998.95
Fe                   % 0.01 <0.01
As                   % 0.0003 <0.0003
H2S Non-precipitate     % 0.3 0.23
Pb                    % 0.0004 0.0003
Loss on Drying         % 33.0-36.5 35.1

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