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Hydrochloric acid, solution 25% w/w, for analysis, ExpertQ®, ISO

- Synonyms: Hydrogen chloride solution
- HCl
- M = 36,46 g/mol
- CAS [7647-01-0]
- EINECS-No.: 231-595-7
- Density: ~ 1,12 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: ~ -70 ºC
- Boiling point: 107 ºC
- Vapour pressure: (20 ºC) 12 hPa
- EC-Index-No.: 017-002-01-X
- ADR: 8 C1 II UN 1789
- IMDG: 8 II UN 1789
- IATA/ICAO: 8 II UN 1789
- GHS-signal word: Danger
- GHS-H sentences: H290 - H314 - H335
- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501a
- Tariff number: 2806 10 00 00
- Applications: laboratory reagent, acidifying agent, in the production of chlorides, synthesis of organic products.

SPECIFICATIONS
assay (acidimetric): min. 25 %
colour (Hazen): max. 10
free chlorine (as Cl): max. 0,00005 %
bromides (Br): max. 0,005 %
phosphates (as PO4): max. 0,00005 %
sulfates (SO4): max. 0,0001 %
sulfites (SO3) : max. 0,0001 %
aluminium (Al): max. 0,05 ppm
ammonium (NH4): max. 0,0001 %
arsenic (As): max 0,01 ppm
barium (Ba): max. 0,02 ppm
beryllium (Be): max. 0,02 ppm
bismuth (Bi): max. 0,1 ppm
cadmium (Cd): max 0,01 ppm
calcium (Ca): max. 0,5 ppm
chromium (Cr): max. 0,02 ppm
cobalt (Co): max 0,01 ppm
copper (Cu): max. 0,02 ppm
germanium (Ge): max. 0,05 ppm
heavy metals (as Pb): max. 1 ppm
iron (Fe): max. 0,2 ppm
lead (Pb): max. 0,02 ppm
lithium (Li): max 0,01 ppm
magnesium (Mg): max. 0,1 ppm
manganese (Mn): max 0,01 ppm
molybdenum (Mo): max. 0,02 ppm
nickel (Ni): max. 0,02 ppm
potassium (K): max. 0,1 ppm
sodium (Na): max. 0,5 ppm
strontium (Sr) : max 0,01 ppm
thallium (Tl): max. 0,05 ppm
titanium (Ti): max. 0,1 ppm
vanadium (V): max 0,01 ppm
zinc (Zn): max. 0,05 ppm
zirconium (Zr): max. 0,1 ppm
residue on ignition: max. 0,0005 %