VITAMIN K3

  post date: nov 18,2021   expiry date: may 17,2022   detailed description: cas no. :58-27-5   cas registry number: 58-27-5   synonyms: ;menadione (1.05793);vitamin k2(0);vitamin k3;menaphthone;menadione;vitamin k_3;2-methyl-1,4-dihydronaphthalene-1,4-dione;   molecular formula: c11h8o2   molecular weight: 172.18   molecular structure:   hazard symbols:  xn:harmful;   risk codes: r22:;r36/37/38:;r43:;   safety description: s24:;s26:;s37/39:;