2,2-双(羟基甲基)丙二酸

2,2-双(羟基甲基)丙二酸

2,2-bis(hydroxymethyl)propanedioic acid

173783-71-6

C5H8O6

164.11300

115.06000

-1.87340

164.03200

1.571

280.1ºC

8.19E-13mmHg at 25°C

1.72g/cm3

516.2ºC at 760 mmHg

2918199090

品名, 成分含量, 用途

HS: 2918199090. 其他含醇基但不含其他含氧基羧酸（包括其酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%

2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%