Magnezu siarczan x 7H2O, 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
Magnesium sulfate heptahydrate, e. p.
– Synonyms: Bitter salt, Epsom salt, Sulfuric acid magnesium salt heptahydrate
– MgSO4·7H2O
– M = 246,48 g/mol
– CAS [10034-99-8]
– EINECS-No.: 231-298-2
– Solub. in water: (20 ºC): 710 g/l
– Tariff number: 2833 21 00 00
– Applications: analytical chemistry, manufacture of dyes, in fertilizer compositions, in explosive compositions, cosmetics.
SPECIFICATIONS
assay (complexometric, referred to dried sample): 99,0 – 100,5 %
assay (complexometric, on ignited substance): 99,0 – 100,5 %
Identification magnesium: passes test
Identification sulfates: passes test
appearance of solution: clear and colourless
pH (5 %, H2O): 5,0 – 9,2
acidity or alkalinity: passes test
chlorides (Cl): max. 0,014 %
arsenic (As): max. 2 ppm
iron (Fe): max. 20 ppm
selenium (Se): max. 30 ppm
loss on drying : 48,0 – 52,0 %
loss on ignition (450 ºC): 40,0 – 52,0 %
