Dry and ventilated place
Package: 25kg/drum Storage:
L-Cystine is white hexagonal tabular crystal or white crystalline powder. Solubility soluble in dilute acid and alkali solution, extremely difficult to dissolve in water, insoluble in ethanol. L-Cystine is found in most high-protein foods, including: Animal sources: meat (including pork and poultry), eggs, dairy; Plant sources: red peppers, garlic, onions, broccoli, brussels sprout, oats, granola, wheat germ, sprouted lentils. Like other amino acids, cysteine has an amphoteric character.