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Talc Powder

  • Overview
  • Table of Content

Talc powder's versatile properties make it a valuable ingredient in a wide range of products and applications. Its ability to absorb moisture, reduce friction, and improve flowability enhances the performance and functionality of various consumer and industrial products.

Uses

Absorbent and Antiperspirant
Cosmetics and Skincare
Lubrication
Agriculture
Pharmaceuticals

Typical Specification

Properties C/89 C/93/0.5 C/93/0.8/2 C/93/0.8/6 C/99/0.5
Reflectance / Brightness 88% Min 93% Min 93% Min 93% Min 99% Min
Bulk Density - Tapped 0.70-0.90 gm/ml 0.70-0.90 gm/ml 0.70-0.90 gm/ml 0.70-0.87 gm/ml 0.45-0.55
pH 9.5 Max 7.8-9.5 7.8-9.5 8.5-9.5 9.5 Max
Loss on Drying 0.5% Max 0.5% Max 1.0% Max 1.0% Max 1.0% Max
Loss on Ignition 7% Max 6% Max 6% Max 7% Max 7% Max
Solubility in water 0.1% Max 0.2% Max 0.2% Max 0.2% Max 0.2% Max
Solubility in HCL 4% Max 2% Max 2% Max 6% Max 6% Max


Chemical Composition

Si02 58% Min 60.0% Min 60.0% Min 60.0% Min 60.0% Min
Mg0 28.2% Min 20% Min 20% Min 20% Min 20% Min
Ca0 1.5% Max 1.5% Max 1.5% Max 1.5% Max 1.5% Max


Trace / Heavy Metals

Heavy Metals as Pb 10 ppm Max 20 ppm Max 10 ppm Max 20 mg/kg Max 20 mg/kg Max
Fe 0.25% Max 400 mg/kg Max 400 mg/kg Max 400 mg/kg Max 400 mg/kg Max


Sieve Analysis

Retention on 100 Mesh 0.3% Max 20 ppm Max 10 ppm Max 20 mg/kg Max 20 mg/kg Max
325 Mash 0.25% Max 400 mg/kg Max 400 mg/kg Max 400 mg/kg Max 400 mg/kg Max


Safety Related Analysis

Crystalline Silica Not detected Not detected Not detected Not detected Not detected
Asbestos Nil Nil Nil Nil Nil
Amphibole/Serpentine/Tremolite Nil Nil Nil Nil Nil


Microbiology Analysis (Applicable for sterilised grades)

Aerobic Plate Count 100 cfu/g Max 100 cfu/g Max 1000 cfu/g Max 300 cfu/g Max 100 cfu/g Max
Yeast & Mold 100 cfu/g Max Negative 100 cfu/g Max 50 cfu/g Max 100 cfu/g Max