高清中文字幕视频在线观看,最近2019年中文字幕高清,网站免费,国产黄色成人网站免费看,国产骚女在线导航,国产吧在线,91日韩中文字幕高清网站

2,5-Diketopiperazine

Chinese name: 甘氨酸酐
Foreign name: 2,5-Diketopiperazine.
Aliases: 2,5-piperazinedione, glycine anhydride, anhydrous glycine amino acid, diazacyclodione
CAS Registry Number: 106-57-0
1. Properties: white to off-white solid.
2. Content: ≥99%.
3. Ignition residue: ≤0.2%.
4. Moisture: ≤0.5%
Storage method
Sealed, cool and dry place.
Main use
Used as a biochemical reagent. Glycylglycine can be obtained by hydrolysis with alkali, acid or hot water.