2-羧基-3,4-二甲氧基苯甲醛

2-羧基-3,4-二甲氧基苯甲醛

6-Formyl-2,3-dimethoxybenzoic acid

519-05-1

C10H10O5

210.18300

72.83000

1.21450

210.05300

1.573

155.1ºC

145-148°C

1.3 g/cm3

386.3ºC at 760 mmHg

2918990090

R36/37/38

S26-S36

HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives

品名, 成分含量, 用途

2918990090. 其他含其他附加含氧基羧酸（包括酸酐、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:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%

2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%