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LC5637 Talc

suitable for use as excipient

 

Order number Packaging Quantity Price €
AC32637 Fibre carton 25 kg inquire
AC32637 Fibre carton 50 kg inquire

 

Product information
Synonyms Soapstone, Talcum venetum
Hill Formula H2Mg3Si4O12
Chemical formula 3MgO*4SiO2*H2O
HS Code 2526 20 00
EC number 238-877-9
Molar mass 379.27 g/mol
CAS number 14807-96-6

 

Chemical and physical data
Solubility (20 °C) insoluble
Melting point >1300 °C
Molar mass 379.27 g/mol
Density 2.75 g/cm3 (20 °C)
Bulk density 450 kg/m3
pH value 7.0 – 9.0 (50 g/l, H2O, 20 °C) (slurry)

 

Safety information
RTECS WW2710000
Storage class 10 – 13 Other liquids and solids
WGK NWG not water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Identity (IR-spectrum) passes test
Acid soluble matter ≤ 2.0 %
Water-soluble substances ≤ 0.1 %
Acidity or alkalinity passes test
Al (Aluminium) ≤ 2.0 %
As (Arsenic) ≤ 0.0003 %
Ca (Calcium) ≤ 0.90 %
Fe (Iron) ≤ 0.25 %
Water-soluble Iron (Fe) passes test
Mg (Magnesium) 17.0 – 19.5 %
Pb (Lead) ≤ 0.0005 %
Asbestos not detectable
Loss on ignition (1100 °C) ≤ 6.5 %
Residual solvents (Ph.Eur./USP/ICH) excluded by the manufacturing process
Loss on drying (500 °C) ≤ 5.0 %
Microbiological test
– Total yeast and mould count (TYMC)		 ≤ 50 CFU/g
– Total aerobic microbial count (TAMC) ≤ 100 CFU/g
– Candida albicans (absent in 1 g) passes test
– Escherichia coli (absent in 1 g) passes test
– Pseudomonas aeruginosa (absent in 1 g) passes test
– Salmonella ssp (absent in 10 g) passes test
– Staphylococcus aureus (absent in 1 g) passes test
Residues of metal catalysts or metal reagents acc.to EMEA/CH MP/SWP/4446/2000 are not likely to be present.
Conforms to Ph Eur, BP, JP and USP