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PR1MA™ Guanidine Hydrochloride

CAS Number: 50-01-1
Molecular Weight: 95.5
Chemical Formula: CH₅N₃-HCl
Solubility: Water
Storage Temp: Room Temperature

Protein denaturant used for purifying proteins and nucleic acids.

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

• Appearance: White Crystalline Powder
• Assay (Titration, dried basis): ≥ 99.5 %
• Copper (Cu): ≤ 1 ppm
• DNase, RNase, protease: Not Detected
• Free Acid: ≤ 0.01 %
• Heavy Metals (as Pb): ≤ 0.5 ppm
• Identification (IR): Conforms to Known Structure
• Iron (Fe): ≤ 1 ppm
• Loss on Drying: ≤ 1 %
• Melting Point: 185 - 188 ^oC
• pH (10% solution in H₂O @ 25^oC): 5.0 - 7.0
• Residue on Ignition: ≤ 0.05 %
• Solubility (6% Solution in H₂O): Clear
• UVA (230nm, 6M H₂O solution): ≤ 0.14
• UVA (240nm, 6M H₂O solution): ≤ 0.05
• UVA (260nm, 6M H₂O solution): ≤ 0.03
• Zinc (Zn): ≤ 1 ppm

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