Ziemia okrzemkowa oczyszczana i spiekana,Pharmpur® NF – SCHARLAU
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Siliceous earth, purified and calcined
– Synonyms: Infusorial earth, Diatomaceous earth, Diatomite
– SiO2
– M = 60,08 g/mol
– CAS [68855-54-9]
– EINECS-No.: 272-489-0
– Solub. in water: (20 ºC): almost insoluble
– Melting point: > 450°C
– Boiling point: 2230 ºC
– Tariff number: 2512 00 00 00
– Applications: for laboratory uses, in pharma industry.
SPECIFICATIONS
solubility in water: max. 0,2 %
soluble in acid : max. 2,0 %
arsenic eliminated by washing: max. 10 ppm
lead eliminated by washing: max. 10 ppm
loss on drying (105 ºC): max. 0,5 %
residue on ignition (980 �C): max. 2,0 %
limit of nonsiliceous substances: passes test
