1,1,3,3-四氟二甲醚

1,1,3,3-四氟二甲醚

1,1,3,3-Tetrafluorodimethyl ether

1691-17-4

C2H2F4O

118.03000

9.23000

1.44820

118.00400

1.237

5550mmHg at 25°C

-107ºC

1.304g/cm3

4,7ºC

2909199090

UN 3163

S23; S38

Xi

品名, 成分含量, 用途

2909199090. 其他无环醚及其卤化衍生物（包括磺化，硝化或亚硝化衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%

2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

HS:2909199090.Other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. General tariff:5.5%