L-Cystéine en poudre d'excellente qualité MEILLEUR PRIX

L-cysteine, a common amino acid in a living organism. As one of the alpha sulfur amino acids, encounter nitroprusside (nitroprusside) purple color (SH), found in many proteins, glutathione, and Ag +, Hg + and Cu + of metal ion can form insoluble mercaptide (mercaptide).Colorless crystals.Soluble in water, éthanol, acide acétique, and ammonia, insoluble dans l'éther, acétone, acétate d'éthyle, benzène, disulfide carbon, and carbon tetrachloride. It can be oxidized to cysteine in neutral and weakly alkaline solutions.