- Contact Person : Mr. Li Mark
- Company Name : Zhejiang Qucheng Chemical Co., Ltd.
- Tel : 86-579-86578630
- Fax : 86-579-86578632
- Address : Zhejiang,Dongyang,No.156 Jingpu,Hengdian,Dongyang,Zhejiang Province P.R.China
- Country/Region : China
- Zip : 322118
industry Hydrofluoric acid 70
Name: Hydrofluoric acid[7664-39-3] Molecular formula: HF
Molecular weight: 20.01 UN: 1790
Product Specifications : Standard: GB7747-87
Index Name | Excellent Grade | First Grade | Second Grade | ||||
F-70 | F-70 | F-55 | F-60 | F-70 | F-55 | F-60 | |
HF, %min | 70 | 70 | 55 | 60 | 70 | 55 | 60 |
Fluorosilicic Acid(H2SiF6),%max | 0.02 | 0.2 | 0.4 | 0.5 | 0.6 | 1.0 | 1.0 |
Sulfate(SO4),%max | 0.02 | 0.05 | 0.08 | 0.4 | 0.6 | 0.8 | 1.0 |
Iron(Fe),%max | 0.005 | 0.1 | - | - | - | - | - |
Character: Clear colorless fuming liquid,very easy to volatilize, to produce fluoride when reacting with metal salt, oxide and hydroxide, strong corrosion.
Uses: used as raw material to produce organic and inorganic fluoride, used in etching of glass, finishing and polishing; also used in cleaning of metal surface.
Packing: plastic drums, 25kg /230kg per drums. or IBC tank, 1000kg per tank.
industry Hydrofluoric acid 70
