最近更新中文字幕第一页综合国产无码观看五月天激情网成人午夜成人经典三级视频

1,2,4-TRIAZOLE

Molecular Formula C2H3N3
Molecular Weight 69.07
CAS Registry Number 288-88-0
EINECS 206-022-9

Melting point 119-122 ºC
Boiling point 260 ºC
Flash point 140 ºC
Water solubility 1250 g/L (20 ºC)

packing :25KG/DRUM

use : agrochemical medicine intermediate

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最近更新中文字幕第一页 综合国产无码观看 五月天激情网成人 午夜成人经典三级视频