在线观看视频免费完整版,人人超人人超碰超国产香蕉,国产色综合色产在线视频,欧洲亚洲色视频综合在线,欧洲亚洲色视频综合在线

№B802
CAS Rn:【74863-82-4】
Molecular weight: 241.69
Simple formula: C₁₀H₈NCLO₂S
Chemical structure formula:
SPECIFICATIONS:
Appearance : crystal
Colour : white
Purity : 98.0% min (HPLC)
Impurity:
3-Methylquinoline-8-sulfonic acid : 1.0% max
3-Methylquinoline-6-sulfonyl chloride : ND
Melting point : 162-163℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with PE liners