Company News


Shanghai Yongzeng Chemical Company Limited, now, we supply product 4,4'-Dipyridyl another grade:

the before: still inregular supply:
"MeltingPoint                   109-113degreeCentigrade
Appearance                    Light yellowish crystal powder
Content                      99%min
Water                           0.8%max
MeltingPoint                  109-113degree Centigrade
Package                        25kgs/Plasticdrum
General Product, we always keep this 50kgs in stock "

and according to customer'sinquiry,wecansupply4,4'-Dipyridyl withthecolorofWhitepowder. and content is99.5%min.
welcome to order!

Shanghai Yongzeng Chemical Company Limited

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