Silicon dioxide 60.08 MW 500 gram

₨4,500.00

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass	Grade Value
7631-86-9	231-545-4	O₂Si	SiO₂	60.08 g/mol	Ph Eur,NF,JP,E 551

Description
Catalogue Number	113126

Physicochemical Information
Boiling point	2230 °C (1013 hPa)
Density	2.56 g/cm3 not applicable
Melting Point	1713 °C
pH value	3.7 – 4.7 (>= 40 g/l, H₂O, 25 °C) (slurry)
Bulk density	200 – 1430 kg/m3

Specifications
Identity	passes test
Assay (calculated on calcined substance)	99.0 – 100.5 %
Substances soluble in water	≤ 5 %
pH-value (4 %, water)	3.5 – 5.5
Chloride (Cl)	≤ 110 ppm
Al (Aluminium)	≤ 10 ppm
As (Arsenic)	≤ 3 ppm
Ca (Calcium)	conforms
Fe (Iron)	≤ 500 ppm
Hg (Mercury)	≤ 1 ppm
Pb (Lead)*	≤ 5 ppm
Residual solvents (ICH Q3C)	excluded by production process
Loss on ignition (out of dried substance)	≤ 2.0 %
Loss on drying	≤ 2.5 %
Spec. surface	200 ± 25
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). Conforms to the purity criteria on food additives according to the current European Commission Regulation.
Corresponds to Ph Eur,NF,JP,E 551
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). Conforms to the purity criteria on food additives according to the current European Commission Regulation.
Corresponds to Ph Eur,NF,JP,E 551

Category: Product