18成人片黄网站www,亚洲av日韩精品一区二区三区 ,国产成人精品无码一区二区老年人,色播久久人人爽人人爽人人片av

HEZE J-UNITED CHEMICAL CO., LTD.

Foaming agent , Disinfector , Electronic Chemicals , Stabilizers , Preservatives

Tel: +86-18605305732

—— N,N-dibutylbutane-1-sulfonamide ——

Product Name:N,N-dibutylbutane-1-sulfonamide
CAS NO.: 14673-98-4

Previous product： N,N-diethylbutane-1-sulfonamide

Next product： Sodium ethanesulfinate

Tel:+86-536-5399456
Domestic Sales Department:
+86-13869682027 +86-13011678096

Foreign trade import and export company:
+86-15953646030 +86-18363669993
+86-18363669995

Service:
+86-13505739799 +86-18605305732