Bentonite J.p. - Natural Montmorillonite Powder, Off-white Color, Ph Range 7-9 | High Purity 99%, Suitable For Pharmaceuticals & Cosmetics

Appearance:

Fine, white or creamy white powder, or almost odorless.
Identification:

Must pass the identification tests as per the JP monograph.
Chemical Composition:

Primarily composed of montmorillonite, a type of smectite clay.
Main components: Silicon Dioxide (SiO), Aluminum Oxide (AlO), Magnesium Oxide (MgO), and water.
pH:

pH range: 7.0 9.0 (in a 5% aqueous suspension).
Moisture Content:

Typically less than 10% (depending on the specific grade and source).
Heavy Metals:

Must comply with the heavy metal limit, usually less than 10 ppm.
Loss on Drying:

Not more than 10% (depending on the specification provided).
Arsenic:

Not more than 2 ppm.
Test for Impurities:

Should meet specific standards for impurities and contaminants as specified in the JP monograph.
Applications:

Used primarily as a suspending agent, emulsifier, stabilizer, and thickening agent in pharmaceutical formulations like ointments, creams, and oral suspensions.