• Banner
    • Cysteine hydrochloride, anhydrous

      Cysteine hydrochloride, anhydrousProduct features L-cysteine anhydrous molecular formula: C3H8ClNO2S;Molecular weight: 157.62, CAS: 52-89-1. Appearance is white crystalline or crystalline powder, slightly smelly, taste acid, soluble in water, ammonia, acetic acid, slightly......Contact now

    • L-valine

      L-valineProduct features L-valine also known as l-2-amino-3-methylbutyric acid, CAS no. :72-18-4 molecular formula :C5H11NO2 molecular weight :117.15. Melting point 295-300 C(subl.)(lit.), specific rotation 28 (C =8, 6N HCl), boiling point 213.623.......Contact now

    • Cysteine

      CysteineProduct features L(+) -cysteine, molecular formula C3H7NO2S, molecular weight 121.16, CAS: 52-90-4.Colorless crystal.Soluble in water, ethanol, acetic acid and ammonia, insoluble in ether, acetone, ethyl acetate, benzene, carbon disulfide a......Contact now

    欧美第一页激情在线,日本三级理论人妻中文字电影,久久精品国产大片免费观看,色悠久久久久久久综合网