Potassium dichromate

  post date: dec 16,2021   expiry date: jun 14,2022   detailed description: cas no. :7778-50-9   cas registry number: 7778-50-9   synonyms: ;potassium dichromate standard solution;potassium bichromate;red potassium chromate;dipotassium oxido-(oxido-dioxo-chromio)oxy-dioxo-chromium;   molecular formula: cr2k2o7   molecular weight: 294.1846   molecular structure:   hazard symbols:  o:oxidizing agent; t+:very toxic; n:dangerous for the environment;   risk codes: r8:;r21:;r25:;r26:;r34:;r42/43:;r45:;r46:;r48/23:;r50/53:;r60:;r61:;   safety description: s45:;s53:;s60:;s61:;