Amonu siarczan ExpertQ® do analizy, ACS, ISO, Reag. Ph Eur – Scharlau
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Ammonium sulfate, ExpertQ®, ACS, ISO, Re
– Synonyms: Sulfuric acid diammonium salt
– (NH4)2SO4
– M = 132,14 g/mol
– CAS [7783-20-2]
– EINECS-No.: 231-984-1
– Solub. in water: (20 ºC): 754 g/l
– Melting point: 280 ºC (decomposes)
– LD 50 (oral, rat): 4250 mg/kg
– GHS-signal word: Warning
– GHS-H sentences: H315 – H319 – H335
– GHS-P sentences: P261 – P280 – P305+P351+P338 – P321 – P405 – P501a
– Tariff number: 3102 21 00 00
– Applications: analytical chemistry, manufacture of alums.
SPECIFICATIONS
assay (acidimetric): min. 99,0 %
identity (IR-spectrum): passes test
insoluble matter: max. 0,005 %
pH (5 %, H2O): 5,0 – 6,0
chlorides (Cl): max. 3 ppm
nitrates (NO3): max. 0,001 %
phosphates (as PO4): max. 5 ppm
arsenic (As): max. 0,2 ppm
cadmium (Cd): max. 1 ppm
calcium (Ca): max. 0,001 %
copper (Cu): max. 2 ppm
heavy metals: max. 5 ppm
iron (Fe): max. 2 ppm
lead (Pb): max. 2 ppm
magnesium (Mg): max. 5 ppm
zinc (Zn): max. 1 ppm
residue on ignition: max. 0,005 %
loss on drying (105 ºC): max. 0,1 %
