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09835
Fluka
Ammonium hydrogen difluoride
SKU
09835
Puriss. p.a., ≥98.5% (F)
Synonym(s)
Ammonium bifluoride; Etching powder
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General Information:
- Leading the industry for over 65 years
- Honeywell now delivers Fluka™ premium grade inorganic reagents worldwide – with consistency, purity and accuracy assured
| Brand Fluka | UNSPSC Code 12352300 | CAS Numbers (All) | EC Number | Linear Formula NH4HF2 |
| MDL Number | RTECS Number BQ9200000 | Synonyms Ammonium bifluoride; Etching powder |
Documents
Specifications
| Property | Value |
|---|---|
| Identity(IR) | complying |
| AssayofNH4HF2 | Min.98.5% |
| Silver(Ag) | Max.5ppm |
| Aluminium(Al) | Max.5ppm |
| Barium(Ba) | Max.5ppm |
| Bismuth(Bi) | Max.5ppm |
| Calcium(Ca) | Max.10ppm |
| Cadmium(Cd) | Max.5ppm |
| Cobalt(Co) | Max.5ppm |
| Chromium(Cr) | Max.50ppm |
| Copper(Cu) | Max.5ppm |
| Iron(Fe) | Max.100ppm |
| Potassium(K) | Max.50ppm |
| Lithium(Li) | Max.5ppm |
| Magnesium(Mg) | Max.5ppm |
| Manganese(Mn) | Max.5ppm |
| Molybdenum(Mo) | Max.5ppm |
| Sodium(Na) | Max.50ppm |
| Nickel(Ni) | Max.100ppm |
| Lead(Pb) | Max.5ppm |
| Strontium(Sr) | Max.5ppm |
| Thallium(Tl) | Max.5ppm |
| Zinc(Zn) | Max.5ppm |
| TotalS(asSO4) | Max.100ppm |
| Siliconas(NH4)2SiF6 | Max.500ppm |
| Chloride(Cl) | Max.50ppm |
| Sulfite(SO3) | Max.50ppm |
Properties
| Property | Value |
|---|---|
| Boiling Point/Range | Not applicable |
| Color | Colorless |
| Density | 1.500 g/cm3 (20 °C) |
| Flashpoint | Not applicable |
| Form | Flakes |
| Grade | ACS Grade Salts |
| Incompatible Materials | Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked, Corrosive in contact wi |
| Lower Explosion Limit | Not applicable |
| Melting Point/Range | 126 °C (1.013 hPa. Sublimation point) |
| Partition Coefficient | No data available |
| Purity Percentage | 98.5 |
| Purity Details | >=98.5% |
| Solubility in Water | 600 g/l (20 °C) |
| Upper Explosion Limit | Not applicable |
| Vapor Pressure | No data available |
| Viscosity | Not applicable |
| pH-Value | 2-3 (20 °C) (as aqueous solution) |
| Product Line | Puriss. p.a. |
| Storage Temperature | Ambient |
Safety Information
| Property | Value |
|---|---|
| Hazard Class | 8 |
| Package Group | II |
| UN ID | UN1727 |
