Pharmaceutical grade sodium bentonite clay is used in pharmaceutical industries as well as in personal care. It is a high-end product in terms of the price, and is sold in 1MT quantities only, on order, with a bit of wait time.
A pharmaceutical grade bentonite conforming to the European Pharmacopoeia (Ph. Eur. 8.2), monograph Bentonit (8.0/0467) and the British Pharmacopeia 2014.
Chemical Analysis (Typical Data)
Heavy Metals (Typical Data)
Pb 14 ppm
As 7 ppm
Other Properties (Typical Data)
Cation Exchange Capacity 80 – 90 meq / 100g
Identity A A gelatinous white substance is formed
Identity B The apparent volume of the sediment is not less than 22ml after 2 hours
Identity C Gives the reaction of silicates
Alkalinity: Decolourisation of bluish solution within 5 minutes
Coarse Particles: Max 0.5%
Heavy Metals: Max 50 ppm
Loss on Drying: Max 15%
Microbial Contamination TAMC: 103 cfu/g; max acceptable limit (Ph. Eur. 2.6.12): 2000
Swelling power with water See test: Identity B
Sedimentation Volume The volume of the clear supernatant liquid is not greater than 2ml after 24 hours
For more information or to order, please contact us.