Description  Claims  Cited references 

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Photochem. Photobiol.   [0002] 
J. Biol. Chem.   [0002] 
Science   [0002] 
Solubility of L-Cystine in NaCl and Artificial Urine Solution   [0005] 
Solubilities of amino acids in water at various pH values under 298.15 K   [0005] 
Protonation equilibria and solubility of L-Cystine   [0005] 
Solubility and activity coefficients of acidic and basic noneelectrolytes in aqueous salt solutions   [0005] 
J. Soc. Cosmet. Chem.   [0007] 
CTFA Cosmetic Ingredient Handbook   [0077]