RPI Urea Crystalline Powder, 1 Kilogram, USP Grade UltraPure, for Cell Culture and Protein Denaturing

Specifications: Appearance: White Crystalline Powder Identification (A, B): Pass Test Assay (Titration, dried basis): 99.0 - 100.5 % Alcohol- Insoluble Matter: ≤ 0.04 % Chloride (Cl): ≤ 0.007 % Endotoxin: ≤ 0.003 Units/mg Heavy Metals (as Pb): ≤ 0.002 % Individual Unspecified Impurities: ≤ 0.1 % Insoluble Matter: ≤ 0.04 % Melting Point : 132 - 135 oC Residual Solvents USP 467: Meets requirments Residue on Ignition: ≤ 0.1 % Sterility : Meet Requirements Sulfate (SO4): ≤ 0.010 % Total impurities: ≤ 2.0 % Urea Related Compound A: ≤ 0.1 %The RPI brand has been serving the scientific community since 1970. Our ISO 9001:2015 and ISO GMP certifications are a testament to our dedication to quality.

• Product is sold for research or further manufacturing use only, not for food or drug use.
• Chemical Formula: CH4N2O
• CAS Number: 57-13-6
• Molecular Weight: 60.06
• Grade: USP Grade