Fulle's Earth, also known as Multani Mitti, is a natural clay material primarily composed of hydrous aluminum silicates. It is widely used in cosmetics, pharmaceuticals, industrial applications, and oil refining.

Below are the general specifications for Fuller's Earth powder:

Physical Properties:

Appearance: Fine, free-flowing powder

Color: Off-white, cream, beige, or brown (depends on mineral content)

Odor: Odorless or slight earthy smell

Texture: Smooth, soft, and non-gritty

Moisture Content: Max 5-10%

pH (10% solution): 7.5 - 9.5 (mildly alkaline)

Bulk Density: 0.50 - 0.90 g/cm

Chemical Composition:

Silica (SiO): 40-60%

Alumina (AlO): 10-20%

Magnesium Oxide (MgO): 2-10%

Calcium Oxide (CaO): 0.5-3%

Iron Oxide (FeO): 1-5%

Titanium Dioxide (TiO): 0.5-2%

Sodium & Potassium Oxides (NaO & KO): 0.5-3%

Loss on Ignition (LOI): Max 10%

Particle Size & Absorption Capacity:

Particle Size:

100% passing through 100 mesh (150 microns)

Available in customized mesh sizes (50, 100, 200 mesh)

Oil Absorption Capacity: 30-50%

Water Absorption Capacity: 50-75%

Cation Exchange Capacity (CEC): 20-40 meq/100g

Microbiological Standards (For Cosmetic & Pharmaceutical Use):

Total Plate Count: Max 1,000 CFU/g

Yeast & Mold: Max 100 CFU/g

Coliforms: Absent

E. Coli: Absent

Salmonella: Absent

Contaminants & Adulterants:

Pesticide Residues: Absent (as per regulatory standards)

Heavy Metals:

Lead (Pb): <10 ppm

Cadmium (Cd): <1 ppm

Arsenic (As): <3 ppm

Mercury (Hg): <1 ppm

Artificial Additives & Preservatives: Must be absent

Radioactivity: Within permissible limits

Applications of Fuller's Earth Powder:

Cosmetic Industry: Used in face masks, skincare, hair care, and exfoliating products

Pharmaceuticals: Used in ointments, creams, and medicinal poultices

Industrial Use: Used in oil refining, decolorization, and purification processes

Agriculture: Used as a soil conditioner and pesticide carrier

Animal Feed: Used as a binder and detoxifying agent