久久久久九色加勒比_国产免费高清一本二本三本道_在线人妻在线视频_青草碰人人澡人人澡

Committed to the clean production of fine chemicals

Safety, Environmental Protection, Occupational Health

                                               

PRODUCTS

 

Terephthalonitrile

Product name : Terephthalonitrile
CAS No. : 623-26-7
Molecular formula : C8H4N2
Molecular weight : 128.13
Structural formula :
Appearance : White needle crystal or powder
Use : Important pesticide and pharmaceutical intermediates
Terephthalonitrile : ≥99%
Moisture : <0.3%
Mononitrile : <0.1%
p-nitrile benzamide : <0.5%
Package : 25kg/pc paper-plastic composite bag, 500kg/pack

維尤納特精細化工

Weunite Fine Chemical