Magnesium sulfate heptahydrate EPR

MgSO₄·7H₂O
bitter salt, epsom salt, sulfuric acid magnesium s
M.W: 246,48   CAS: 10034-99-8  EC: 231-298-2  
P: P102-P202  

[expand title=”SHOW SPECIFICATIONS” tag=”h6″]

• Assay 98.5 – 102.0%
• pH (5% water) 5.0 – 8.0
• Iron (Fe) ? 0.002%
• Substances insoluble in water (H2O) ? 0.01%
• Chloride (Cl^–) ? 0.0035%
• Phosphate (PO₄) ? 0.005%
• Heavy metals (Pb) ? 0.0005%
• Arsenic (As) ? 0.0002%
• Calcium (Ca) ? 0.05%

[/expand]