免费高清资源黄网站在线观看,色网免费观看,一级特黄毛片在线,性爱亚洲性爱亚洲免费性爱,丁香六月激情综合,国产精品久久久久久久久免费,亚洲精品成人网久久久久久

Uses: Suitable for solvents in the rubber industry.
It can replace Freon, mixed with propane and isobutane, it can act as a propellant for general aerosol products, and it is also the main raw material for the production of maleic anhydride in organic chemical products.
Product performance: colorless, odorless, transparent liquid, containing no tetraethyl lead, has a strong ability to dissolve rubber. Subdivided into.
Packaging, transportation and storage: In accordance with SH 0164-1992 "Rules for Packaging, Storage, Transportation and Delivery Acceptance of Petroleum Products.