欧美日韩一区二区三区韩大_激情婷婷丁香_撕开美女衣服吃胸漫画无遮挡_大香伊蕉国产短视频69 - 国产在线99

PRODUCTS

N,N'-Dimethylethylenediamine
Chemical ingredients and application: Organic synthesis and pharmaceutical intermediate
Chemical name: N,N'-Dimethylethylenediamine
CAS NO.: 110-70-3
EINECS: 203-793-3
Structural formula:
Uses: Organic synthesis or pharmaceutical intermediate.
Packing: 200L galvanized metal pail, net wt 160kg/drum. All have 5KG, 10KG, 25KG packaging
Technical index:

Molecular formula:C3H12N2 
Appearance:Colorless transparent liquid 
Density:0.828
Assay:≥98%   

蔣店化工專業生產聚氨酯系列產品

Specializing in the production of polyurethane products

Add: Jiangdian town, Liyang City Tel:+86-519-87190999 Fax:+86-519-87190555 Manager: Fang Weiping +86-13862698508