Zinc Sulfate, Crystal, ACS, 500 gm Bottle, Columbus Chemical Industries, 16723-010

Columbus Chemical Industries (CCI)® Zinc Sulfate, Crystal, ACS, 500 gm Bottle, 16723-010

Features:

• Appearance: white lumpy crystals
• CAS No.:
  • Zinc Sulfate, Heptahydrate: 7446-20-0 
• Chemical Formula: ZnSO₄ • 7H₂O
• Molecular Weight: 287.54 g/mol
• pH: 4.0 - 6.0 at 50 g/l at 20 degrees C / 68 degrees F
• Flammability (solid, gas): not flammable
• Solubilities: soluble in water
• Assay: 99.0 - 103.0% 
• Calcium (Ca): 0.005% maximum
• Chloride (Cl): 5 ppm maximum
• Ammonium (NH₄): 0.001% maximum
• Insoluble Matter: 0.01% maximum
• Iron (Fe): 0.001% maximum
• Lead (Pb): 0.003% maximum
• Magnesium (Mg): 0.005% maximum
• Manganese (Mn): 3 ppm maximum
• Nitrate (NO₃): 0.002% maximum
• Potassium (K): 0.01% maximum
• Sodium (Na): 0.05% max