卡通动漫一区二区亚洲欧美,精品国产片免费在线观看,国产精品91夜在线,亚洲欧美日韩精品久久亚洲区

　　Legal number: CAS RN) : 56-45-1 EINECS no. : 200-274-3

　　Molecular formula: C₃H₇NO₃

　　Molecular weight: 105.09

　　Physical and chemical properties: properties six sides form flaky crystal or prismatic form crystal. Melting point of 223-223 ℃ (decomposition) solubility in water (20 ℃, 25 g / 100 ml water).

　　USES: used as biochemical reagents and food additives.

　　Standard: USP24 USP28