| Reagent hydrofluoric acid |
| Molecular Formula： |
HF |
| Molecular weight： |
20.01 |
| Properties： |
Hydrogen fluoride water solution. Colorless float liquid. |
| Use： |
It can be used for the products of organic fluoride products and chemical reagent. |
Specifiaction： Industrial grade采用GB7744-87 technical standard |
| Name \ Index |
F40 |
F55 |
F60 |
| Hydrogen fluoride %≥ |
40 |
55 |
60 |
| Fluoride silicon acid %≤ |
0.2 |
0.4 |
0.5 |
| Non-volatile acid %≤ |
0.05 |
0.08 |
0.1 |
reagent grade GB620-77 technical standard
| Name \ Index |
Analytical reagent |
Chemically pure |
| Burning residues (%) |
0.005 |
0.01 |
| Chlorine (%) |
0.002 |
0.005 |
| Sulphate salt |
0.002 |
0.005 |
| Sulphate salt (%) |
0.002 |
0.002 |
| Phosphate (%) |
0.0002 |
0.0005 |
| Fluosilicate |
0.04 |
0.06 |
| Iron (%) |
0.0001 |
0.0005 |
| Heavy metal (%) |
0.0005 |
0.001 |
| Content (%) |
40 |
40 |
|
| Package： |
25kg plastic bucketPackage. |
