精品日韩AN中文字幕无码二区,国产日韩欧美精品另类色欲,国产婬荡交换乱婬毛片,欧美精品一区二区毛卡片
Add:158 Xuecheng Road, Xueyan Town,
Wujin City, Jiangsu, China (213169)
Tel:+86-519-86160288, 86158021,
86158322, 86160118, 86160228
Fax:+86-519-86162202
E-mail:
jushun@liyangchem.com
Auxiliary agent for oil refining
Corrosion inhibitor series
SDH-98 Corrosion inhibitor
SDH-99 Corrosion inhibitor
SDH-988E Corrosion inhibitor
Defoaming agent series
Other Oil Refining Auxiliary series
551(C-20) metal passivator (code T551)
SA sweetening activator
S185 liquid sulfur transforming agent
SDH-98 composite corrosive inhibitor
S988 anti-oxygen anti- rubber agent
SDS-986 double-metal composite passivator
SF-98 new crude oil decalcifying agent
SD98 new residuum inhibitor
SG new defoamer for delayed coking tower
SH985 Slurry-oil antiscale agent
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