亚洲Av色香蕉一区二区三区蜜桃|办公室揉弄震动嗯~动态图|久久久久久成人毛片免费看|日韩精品一区二区三区四区蜜桃|99人中文字幕亚洲区三

揚(yáng)中市天力化工有限公司

Yangzhong Tianli Chemical Co., Ltd.

 

 

Customer Service Hotline

+86-511-88525239


PRODUCT CENTER

+MORE+


Products

 
Product Type  Nitro Compounds
Product Name  4-Nitrophthalic anhydride
Details  
4-Nitrophthalic anhydride
CAS NO : 5466-84-2
Molecular formula: C8H3NO5
Structural formula:
Assay: ≥98.0%

tianli Chemical