99热精品一区 , 不卡中文字幕在线观看 , 一区二区日韩 , 日本乱人伦片中文字幕三区,日韩一区精品视频在线看,日产精品久久久一区二区,日本不卡中文字幕一区二区




2-Methyltetrahydrofuran

Abbrevation: QF 
English name: 2-Methyltetrahydrofuran 
CAS: 96-47-9
Molecular formula: C5H10O
Applications:
In the synthesis of drugs, solvents, spices and electronic chemicals.
Specifications:
Contnet ≥99.5%;
Moisture≤0.03%
Product data:
Freezing point: -23℃,
Boiling point: 130-131℃,
Flash point: 33℃.
Soluble in alcohol, benzene and ether, poorly soluble in water. Has a smell similar to chloroform.
Packaging, transportation and storage:
Packing 170kg galvanized barrel, barrel weights 21kg.
Sun protection, rain protection and high temperature protection should be used during transportation.
The product should be stored in a cool, dark, ventilated place, kept away from fire.
Shelf life is 6 months at temperature below 30°C.