Kieselguhr, AnalaR NORMAPUR®, purified_calcined

Supplier: VWR Chemicals

Synonyms: Diatomaceous silica, Diatomaceous earth, Siliceous earth, Infusorial earth, Diatomite, Celite

89056.290EA 53.1 GBP
89056.290
Kieselguhr, AnalaR NORMAPUR®, purified_calcined
Kieselguhr
Formula: O₂Si
MW: 60.08 g/mol
Boiling Pt: 2230 °C
Melting Pt: 1713 °C
Density: 2.21 g/cm3
Storage Temperature: Ambient
MDL Number: MFCD00132803
CAS Number: 68855-54-9
EINECS: 272-489-0

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Specification Test Results

Solubility in water max. 0.2%
Soluble in acid max. 2.0%
Arsenic eliminated by washing max. 0.001%
Lead eliminated by washing max. 0.001%
Loss on drying (105 °C) max. 0.5%
Residue on ignition (980 °C) max. 2.0%
Limit of nonsiliceous substances (max 50 mg) passes test


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