Ammonium Hydrogen Difluoride, PurReagent, >=99.0%
PurReagent
Synonym: Ammonium Hydrogen Difluoride
Linear Formula:
H5F2N
Molecular Weight: 57.04 g/mol
CAS Number: 1341-49-7
Properties
| Vapour pressure | 1 hPa (20°C) |
| Water Solubility | 630g/l |
| Assay Purity | >=99% |
| B pt. | 230°C |
| M pt. | 122°C |
| Density | 1.5 g/cm3 |
| Form | Solid |
Safety Information
| Hazard Statement(s) | H301,H314 |
| Precautionary Statement | P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 |
| GHS Pictogram |
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| Signal word | Danger |
| HS Code | 28261910 |
| Flash point | 238°C |
| Storage Temp. | Room Temperature |
| Storage Class | 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects |
| UN Number | 1727 |
Description
Application
It is used in glass etching surface treatment and certain industrial cleaning processes.
Purpose
Its main purpose is to provide a fluoride source for dissolving or treating silica-containing materials.
General Description
Ammonium hydrogen difluoride (NHHF) is a white crystalline inorganic salt that releases fluoride and hydrogen fluoride in solution.
Documents
| SDS | |
| COA | |
| Specification | |
| Bulk quote order form | |
| Sample COA |
