γ-氧代-1-芘丁酸

γ-氧代-1-芘丁酸

γ-Oxo-1-pyrenebutyric acid

7499-60-7

C20H14O3

302.32300

54.37000

4.63150

302.09400

1.786

184ºC (DEC.)

1.367g/cm3

574.2ºC at 760 mmHg

2918300090

R20/21/22; R36/37/38

S26-S36

Xn

品名, 成分含量, 用途

2918300090 其他含醛基或酮基不含其他含氧基羧酸（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:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%

2918300090 other carboxylic acids with aldehyde or ketone 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%

2918300090. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff: