Chlorek amonowy ExpertQ® do analizy, ACS, ISO, Reag. Ph Eur – Scharlau

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PRODUCENT: SCHARLAB

Ammonium chloride, ExpertQ®, ACS, ISO, R

Sól amonowa

– Synonyms: Salt ammoniac
– NH4Cl
– M = 53,49 g/mol
– CAS [12125-02-9]
– EINECS-No.: 235-186-4
– Solub. in water: (20 ºC): 372 g/l
– Melting point: 335 ºC (decomposes)
– Ignition temp.: > 400 ºC
– Vapour pressure: (30 ºC) 1,3 hPa
– LD 50 (oral, rat): 1440 mg/kg
– EC-Index-No.: 017-014-00-8
– GHS-signal word: Warning
– GHS-H sentences: H302 – H319
– GHS-P sentences: P280 – P264 – P270 – P305+P351+P338 – P337+P313 – P501a
– Tariff number: 2827 10 00 00
– Applications: manufacture of dyes, in explosive compositions, analytical chemistry.

SPECIFICATIONS
assay (argentometric): min. 99,5 %
assay (acidimetric, on dried sample): 99,5 – 100,5 %
identity (IR-spectrum): passes test
appearance of solution: clear and colourless
insoluble matter: max. 0,005 %
pH (5 %, H2O): 4,5 – 5,5
acidity or alkalinity: passes test
bromides and iodides : passes test
phosphates (as PO4): max. 2 ppm
sulfates (SO4): max. 0,002 %
calcium (Ca): max. 5 ppm
copper (Cu): max. 2 ppm
heavy metals: max. 5 ppm
iron (Fe): max. 2 ppm
lead (Pb): max. 1 ppm
magnesium (Mg): max. 5 ppm
nickel (Ni): max. 1 ppm
potassium (K): max. 0,005 %
sodium (Na): max. 0,005 %
zinc (Zn): max. 2 ppm
residue on ignition: max. 1,0 %
residue on ignition (800 ºC): max. 0,01 %
loss on drying (105 °C, 2h): max. 1,0 %