Pyrazine

  post date: jan 17,2022   expiry date: jul 16,2022   detailed description: cas no. :290-37-9 code no.:jt1001chemical name:pyrazinefema:4015cas:290-37-9   cas registry number: 290-37-9   synonyms: ;1,4-diazine;   molecular formula: c4h4n2   molecular weight: 80.088   molecular structure:   hazard symbols:  f:flammable; xi:irritant;   risk codes: r11:;r36/37/38:;   safety description: s16:;s26:;s36:;