Hóa chất Potassium dihydrogen phosphate (H₂KO₄P, chai nhựa 5kg) Merck 1048735000

Technical Specifications

• CAS#: 7778-77-0
• EC number: 231-913-4
• Hill Formula: HKO₄P
• Molar Mass: 136.09 g/mol
• Assay (alkalimetric, calculated on dried substance): 99.5 - 100.5 %
• Assay (alkalimetric; dried substance): 99.5 %
• pH-value (5 %; water): 4.2 - 4.5
• Chloride (Cl): 0.0005%
• Sulfate (SO₄): 0.003 %
• Total nitrogen (N): 0.001%
• Heavy metals (Pb): 0.0010 %
• As (Arsenic): 0.0002 %
• Cu (Copper): 0.0003 %
• Fe (Iron): 0.0010 %
• Na (Sodium): 0.02 %
• Pb (Lead): 0.001%
• Reducing substances: passes test
• Loss on drying (110°C): 0.2 %
• Loss on drying (130°C): 0.2 %

Package Includes