在线看AV的网址,青青青草成人自拍,深喉口爆一区二区三区,5月天黄色视频,精品福利在草草

Poly[4-vinylpyridinium poly(hydrogen fluoride)]

0

category
Product
CAS No.
130495-33-9
Purity
≥99%

Product Details

Name:Poly[4-vinylpyridinium poly(hydrogen fluoride)]

CAS number: 130495-33-9

Molecular formula:C21H24F3N3X2

Purity:≥99%

Appearance: White to light yellow solid powder

Water content: ≤0.5%

Packing:1KG;5KG;25KG;50KG;100KG;200KG