化学文摘社编号. |
2892-51-5 |
年级的标准 |
Other |
Squaric Acid Molecular Formula C4H2O4 Molecular Weight 114.06 CAS Registry Number 2892-51-5 EINECS 220-761-4 Specification : Appearance : off-white crystal Content : 99.0%min Loss on drying : 1.0%max Melting point 300°C min Flash point 190°C Safety Data Risk Codes R36/37/38 Safety Description S26;S37/39 Packing : 44kg net weight paper drum Gross weight : 48kg/drum Size : D 40cm * 50cm