Product Information
CAS number	12125-01-8
EC index number	009-006-00-8
EC number	235-185-9
Grade	ACS
Hill Formula	FH₄N
Chemical formula	NH₄F
Molar Mass	37.04 g/mol
HS Code	2826 19 10

Applications
Application	Ammonium fluoride for analysis EMSURE® ACS. CAS No. 12125-01-8, EC Number 235-185-9.

Physicochemical Information
Density	1.01 g/cm3 (20 °C)
pH value	6 (50 g/l, H₂O, 20 °C)
Bulk density	250 - 350 kg/m3
Solubility	820 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
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.

Safety Information
Hazard Symbols	Toxic
Categories of danger	toxic
R Phrase	R 23/24/25 Toxic by inhalation, in contact with skin and if swallowed.
S Phrase	S 26-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 2505 , 6.1, III
Declaration (transport by air) IATA-DGR	UN 2505 , 6.1, III
Declaration (transport by sea) IMDG-Code	UN 2505 , 6.1, III, Segregation Group: 2 (Ammonium compounds)

Specifications
Assay (precipitation titration, NH₄F)	≥ 98.0 %
Ammonium hydrogen difluoride (NH₄HF₂)	≤ 0.5 %
Chloride (Cl)	≤ 0.001 %
Hexafluorosilicate (SiF₆)	≤ 0.1 %
Sulphate (SO₄)	≤ 0.005 %
Heavy metals (as Pb)	≤ 0.0005 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.002 %
Na (Sodium)	≤ 0.002 %
Water	≤ 5 %
Insoluble matter	≤ 0.005 %
Residue on ignition	≤ 0.01 %
Conform to ACS

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MERCK 101164 Ammonium fluoride for analysis EMSURE ACS. CAS No. 12125-01-8, EC Number 235-185-9.

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