We also supply Aluminium Sulphate EP Grade.
Copper Sulfate Cupric Sulfate FCC Food Grade Specifications
CuSO4 Formula weight, anhydrous 159.6
CuSO4-5H2O Formula weight, pentahydrate 249.68
INS: 519 CAS: anydrous CAS 7758-98-7
CAS: pentahydrate CAS 7758-99-8
DESCRIPTION
Copper Sulfate occurs as blue crystals, crystalline granules, or powder. It effloresces slowly in dry air and is freely soluble in water, soluble in glycerin, and slightly soluble in alcohol.
Function: Nutrient.
REQUIREMENTS
Identification: A 1:20 solution gives positive tests for Copper and for Sulfate.
Assay: Not less than 98.0% and not more than 102.0% of CuSO4·5H2O.
Iron: Not more than 0.01%.
Lead: Not more than 4 mg/kg.
Substances Not Precipitated by Hydrogen Sulfide: Not more than 0.3%.
Cupric Sulfate Pentahydrate Analytical Reagent Grade Specifications
Copper(II) Sulfate Pentahydrate
CuSO4-5H2O Formula Wt 249.68
CAS Number 7758-99-8
REQUIREMENTS
Assay: 98.0 to 102.0% as CuSO4-5H2O
MAXIMUM ALLOWABLE
Insoluble matter: 0.005%
Chloride (Cl): 0.001%
Nitrogen compounds (as N): 0.002%
Calcium (Ca): 0.005%
Iron (Fe): 0.003%
Nickel (Ni): 0.005%
Potassium (K): 0.01%
Sodium (Na): 0.02%
Specifications of Copper Sulphate Anhydrous Commercial Pure
Parameters -------- Specification
Appearance --------- Blue Colored Powder & Crystals
Copper as Cu % ----- 38.2 Minimum
Nickel as Ni % ----- 0.05 Maximum
Iron as Fe % ------- 0.30 Maximum
Lead as Pb % ------- 0.003 Maximum
Cadmium as Cd % ---- 0.001 Maximum
Arsenic as As % ---- 0.0007 Maximum
Mercury as Hg % ---- 0.0007 Maximum
Insoluble matter % - 0.03 Maximum in water
All other parameters as above depending on degree of drying as monohydrate or anhydrous.
Keywords: Cupric Sulfate, Copper Sulfate, Copper Sulphate Pentahydrate, Anydrous IP BP Ph Eur EP USP Analytical Reagent FCC Food Grade CAS number 7758-98-7 anhydrous 7758-99-8 pentahydrate Manufacturer Supplier Exporter Monograph Uses Chemical Molecular Formula Weight.