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101160 Ammonium hydrogen difluoride



Product Range

Product Number Packaging Size
1011605000 Plastic bottle 5 kg

Product Information

Product Summary
EC index number 009-009-00-4
EC number 215-676-4
Chemical formula (NH₄)HF₂
Hill Formula F ˙ F H ˙ H₄N
HS Code 2826 19 10
CAS number 1341-49-7
Synonyms Ammonium bifluoride
Storage Store at +5°C to +30°C.
Molar mass 57.04 g/mol
GHS Labeling (EU)
Hazard Pictogram
icon icon
Signal Word Danger
Hazard Statement H301: Toxic if swallowed.
H314: Causes severe skin burns and eye damage.
Precautionary Statement P280: Wear eye protection/ face protection.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
P313: Get medical advice/ attention.
Storage class 6.1 D Non combustible, acute toxicity cat. 3 / toxic or substances with chronic effects
WGK WGK 1 slightly water endangering
Disposal 23
Hydrogen fluoride and inorganic fluorides as well as solutions thereof must be handled with extreme caution. Do not permit contact of any kind under any circumstances and be sure to work under an efficient fume cupboard with the front screen closed. Residues dissolved in water can be precipitated as calcium fluoride. Solids or precipitate: container I; filtrate: container D or E.
Chemical and Physical Data
Density 1.5 g/cm3 (20 °C)
Bulk Density 750 kg/m3
Boiling point 238 °C (1013 hPa) (decomposition)
Vapor pressure 1 hPa (20 °C)
Solubility 630 g/l
pH value 2 (5.7 g/l, H₂O, 20 °C)
Melting point 126 °C
Molar mass 57.04 g/mol


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