Non-animal sourced L-cystine is used as a cell culture media component for the commercial biomanufacture of therapeutic recombinant proteins and monoclonal antibodies. Synonyms: (H-Cys-OH)2.2HCl CAS No: 30925-07-6 Molecular Formula: C6H12N2O4S22HCl Molecular Weight: 313.22 Appearance: White to pale yellow powder Purity: 98% Solubility (0.5g/10ml 2M HCl): Colorless, clear, complete Specific Rotation (C=2, 1M HCl): -164 to -174 Loss on Drying: 1.0% Residue On Ignition: 0.1% Iron: 0.003% Chloride: 22.18-23.09% Sulfate: 0.030% Ammonium: 0.03% Heavy Metals (as Pb): 0.001% Storage and Stability: Store at 4C. Stable for 12 months after receipt. Meets or exceeds USP specifications
Molecular Weight:
313.22
Purity:
98%
Form:
White to pale yellow powder
CAS Number:
[30925-07-6]
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