DL-苹果酸

DL-苹果酸

dl-Hydroxybutanedioic acid

617-48-1

C4H6O5

134.08700

94.83000

-1.09340

134.02200

白色结晶粉末

Stable. Incompatible with strong oxidizing agents, strong bases, amines, alkali metals, carbonates.

203ºC

Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.

130-132ºC

1.641 g/cm3

306.4ºC at 760 mmHg

2918990090

R22; R34; R42/43

S26-S37/39

Xi

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%