Siarczan żelaza(II) heptahydrat Pharmpur® ekstra czysty, Ph Eur, USP, BP – SCHARLAU
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Iron(II) sulfate heptahydrate, e. p.
– Synonyms: Iron vitriol
– FeSO4·7H2O
– M = 278,02 g/mol
– CAS [7782-63-0]
– EINECS-No.: 231-753-5
– Solub. in water: (20 ºC): 665 g/l
– Melting point: > 60 ºC (release of crystalline water)
– LD 50 (oral, rat): 319 mg/kg (anhydrous substance)
– GHS-signal word: Warning
– GHS-H sentences: H302 – H315 – H319
– GHS-P sentences: P280 – P305+P351+P338 – P321 – P362 – P332+P313 – P501a
– Tariff number: 2833 29 80 80
– Applications: analytical chemistry, determining COD.
SPECIFICATIONS
assay (cerimetric): 99,5 – 104,5 %
Identification iron: passes test
Identification ferrous salts: passes test
Identification sulfates: passes test
pH (5 %, H2O): 3,0 – 4,0
chlorides (Cl): max. 200 ppm
chromium (Cr): max. 50 ppm
copper (Cu): max. 50 ppm
cobalt (Co): max. 25 ppm
nickel (Ni): max. 50 ppm
iron (III) (Fe (III)): max. 0,3 %
manganese (Mn): max. 0,1 %
zinc (Zn): max. 50 ppm
arsenic (As): max. 3 ppm
lead (Pb): max. 10 ppm
mercury (Hg): max. 3 ppm
