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质量水平
方案
≥99.5% (acidimetric)
表单
solid
自燃温度
349 °C
效能
>3200 mg/kg LD50, oral (Rat)
pH值（酸碱度）
2.3 (20 °C, 10 g/L in H2O)
mp
128-132 °C
转变温度
flash point 203 °C
密度
1.60 g/cm3 at 20 °C
堆积密度
800 kg/m3
储存温度
2-30°C
SMILES字符串
[O-]C(=O)C(O)CC(=O)[O-].[H+].[H+]
InChI
1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
InChI key
BJEPYKJPYRNKOW-UHFFFAOYSA-N
分析说明
Assay (acidimetric): ≥ 99.5 %
Identity (IR-spectrum): passes test
Melting point: 128 - 132 °C
Optical rotation (20 %; water): -0.1 - 0.1 °
Fe (Iron): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Related substances (HPLC) (Impurity A (fumaric acid)): ≤ 1.0 %
Related substances (HPLC) (Impurity B (maleic acid)): ≤ 0.05 %
Related substances (HPLC) (any other impurity): ≤ 0.1 %
Related substances (HPLC) (Sum of all other impurities): ≤ 0.5 %
Identity (IR-spectrum): passes test
Melting point: 128 - 132 °C
Optical rotation (20 %; water): -0.1 - 0.1 °
Fe (Iron): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Related substances (HPLC) (Impurity A (fumaric acid)): ≤ 1.0 %
Related substances (HPLC) (Impurity B (maleic acid)): ≤ 0.05 %
Related substances (HPLC) (any other impurity): ≤ 0.1 %
Related substances (HPLC) (Sum of all other impurities): ≤ 0.5 %
警示用语：
Warning
危险声明
危险分类
Eye Irrit. 2
储存分类代码
11 - Combustible Solids
WGK
WGK 1
闪点(°F)
397.4 °F
闪点(°C)
203 °C
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