PR1MA HEPES, Free Acid

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PR1MA™ Citric Acid Anhydrous

CAS Number: 77-92-9
Molecular Weight: 192.1
Chemical Formula: C₆H₈O₇
Solubility: Water
Storage Temperature: Room Temperature

Research or further manufacturing use only, not for food or drug use.

• Appearance: Fine white crystalline powder
• Assay (Titration): ≥ 99.5 %
• Carbonizable Substances (H₂SO₄): Pass Test
• Clarity and Color: Pass Test
• Identification: Pass Test
• Lead : ≤ 0.5 mg/kg
• Limit of Oxalic Acid: ≤ 0.036 %
• Oxalate Test: Pass Test
• Residual Solvents: Meet requirements
• Residue on Ignition: ≤ 0.05 %
• Sulfate: ≤ 0.015 %
• Water: ≤ 0.5 %