久久毛片免费看一区二区三区_国产欧美久久一区二区_风间由美性色一区二区三区_国产综合精品一区二区

 Print       Close

Electronic grade anhydrous hydrogen fluoride

No.	Item		Unit	Specifications
1	Hydrofluoric acid	HF	wt％	≥99.999
2	Chloride	Cl	ppb	≤100
3	Nitrate	NO3	ppb	≤100
4	Phosphate	PO4	ppb	≤100
5	Sulfate	SO4	ppb	≤100
6	Silicon	Si	ppb	≤100
7	Iron	Fe	ppb	≤50
8	Nickel	Ni	ppb	≤50
9	Chromium	Cr	ppb	≤50
10	Copper	Cu	ppb	≤50
11	Sodium	Na	ppb	≤50
12	Calcium	Ca	ppb	≤50

Fujian Shaowu Yongfei Chemical Co., Ltd.
Add: No. 18, Xin' an Road, Shaowu City, Fujian Province, China
Foreign Trade Department Tel: +86-599-6655932/6654968　　　　　Fax: +86-599-6654591
Domestic Trade Department Tel: +86-599-6654866/6654968　　　　Fax: +86-599-6655755
High Purity Chemical Product Department Tel: +86-599-6655536/6654968　　Fax: +86-599-6655755