Merck 100337 2500 Hydrofluoric Acid 38-40% Emplura 2,5 LT.

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Description
Catalogue Number	100337
Replaces	100339
Synonyms	Hydrofluoric acid solution, Fluoric acid, Hydrofluoric acid solution

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Product Information
CAS number	7664-39-3
HS Code	2811 11 00
Quality Level	MQ200

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Physicochemical Information
Density	1.13 g/cm3 (20 °C)
Melting Point	-44 °C
pH value	2 (H₂O, 20 °C)

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n
Hazard Statement(s)	H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled.\nH314: Causes severe skin burns and eye damage.
Precautionary Statement(s)	P260: Do not breathe mist or vapours.\nP270: Do not eat, drink or smoke when using this product.\nP280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.\nP303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.\nP304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
Storage class	6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 2 obviously hazardous to water
Disposal	23\nHydrogen 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.

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Safety Information
Categories of danger	very toxic, corrosive

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Storage and Shipping Information
Storage	Store at +2°C to +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	UN 1790 , 8 (6.1), II
Declaration (transport by air) IATA-DGR	UN 1790 , 8 (6.1), II
Declaration (transport by sea) IMDG-Code	UN 1790 , 8 (6.1), II, Segregation Group: 1 (Acids)

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Specifications
Assay (acidimetric)	38 - 40 %
Fe (Iron)	≤ 0.001 %
Chloride (Cl)	≤ 0.002 %
Hexafluorosilicate (SiF₆)	≤ 0.01 %
Sulfate (SO₄)	≤ 0.001 %
Sulfite (SO₃)	≤ 0.002 %
Heavy metals (as Pb)	≤ 0.0005 %
Residue on ignition (as sulfate)	≤ 0.002 %