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LC5004 Silicic acid
precipitated extra pure light DAB

 

Order number Packaging Quantity Price €
AC32004 Fibre carton 1 kg 52.2
AC32004 Fibre carton 10 kg Inquire

 

Product information
Grade DAB
Hill Formula O2Si *x H2O
Chemical formula SiO2 * x H2O
HS Code 2811 22 00
EC number 231-545-4
Molar mass 60.08 g/mol
CAS number 10279-57-9

 

Chemical and physical data
Solubility (20 °C) insoluble
Melting point 1710 °C
Molar mass 60.08 g/mol
Density 2 g/cm3 (20 °C)
Bulk density 60 kg/m3

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK NWG not water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

 

Toxicological data
LD 50 oral LD50 rat > 10000 mg/kg
LD 50 oral LD50 rabbit > 5000 mg/kg

 

Specifications
Assay (gravimetric, SiO2, calc. on ignited substance) 99.0 – 100.5 %
Identity passes test
pH-value (3.3 %, water) 3.0 – 8.0
Chloride (Cl) ≤ 0.05 %
Sulphate (SO4) ≤ 0.5 %
Heavy metals (as Pb) ≤ 0.0025 %
Fe (Iron) ≤ 0.03 %
Residual solvents (Ph. Eur./ICH) excluded by production process
Loss on ignition (2 h, 900 °C) ≤ 8.5 %
Particle size (< 0.1 mm) about 99 %
Bulk density about 6 g/100ml