Talc — Pharmaceutical Grade Glidant & Lubricant, Hyderabad
Product Overview
Talc (Magnesium Silicate) is a widely used pharmaceutical excipient serving as a glidant, lubricant, and anti-adherent in tablet and capsule manufacturing. It improves powder flow, reduces sticking to tablet punches and dies, and is also used as a dusting powder and in topical formulations.
Specifications
| CAS Number | 14807-96-6 |
| Appearance | White to greyish-white fine powder |
| Loss on Drying | NMT 1.0% |
| Acid-soluble Substances | NMT 2.0% |
| Grades | IP / BP / EP / USP |
| Packaging | 25 kg HDPE bags |
Applications
- Glidant in tablet and capsule formulations
- Lubricant in direct compression
- Anti-adherent in film-coating processes
- Dusting powder in topical formulations
- Filler in dermal preparations
- Anti-caking agent in food products
Why Source from Surravi Phharma?
- Ready stock maintained in our centralised AC warehouse, Hyderabad
- IP / BP / EP / USP grades available
- Complete documentation: COA, MSDS, Regulatory certifications
- Flexible quantities — lab scale to bulk commercial
- Prompt delivery with pan India logistics support
Frequently Asked Questions
Where can I buy pharmaceutical grade Talc IP/USP in Hyderabad?
Surravi Phharma supplies Talc in IP, BP, EP, and USP grades in Hyderabad with ready stock. Pharma-grade Talc is one of the most widely used tablet lubricants, glidants, and anti-adherents in solid dosage form manufacturing. Call +91 8008002576 for bulk pricing and documentation.
What is the typical use level of Talc as a tablet lubricant?
Talc is used as a lubricant and glidant at 1–5% w/w in tablet formulations. At 1–2% it functions primarily as a glidant (improving powder flow). At 3–5% it provides significant lubrication, reducing die wall friction during tablet compression. Unlike Magnesium Stearate, Talc is hydrophilic and has less negative impact on tablet disintegration and dissolution at higher concentrations, making it a preferred lubricant in fast-dissolving tablet formulations.
Is pharma grade Talc asbestos-free? How is this ensured?
Pharmaceutical-grade Talc must be certified asbestos-free. IP/BP/EP/USP specifications include a test for fibrous minerals including asbestiform particles. Our Talc is sourced from certified mines with X-ray diffraction (XRD) testing confirming the absence of asbestiform minerals. Each batch comes with a COA confirming asbestos-free status, which is mandatory for pharma use globally.
What is the difference between Talc and Magnesium Stearate as tablet lubricants?
Magnesium Stearate is a more potent lubricant at lower concentrations (0.25–1%) but is hydrophobic, which can retard tablet disintegration and slow drug dissolution — a significant concern for poorly soluble APIs. Talc requires higher concentrations (1–5%) but is hydrophilic, making it better for formulations where rapid disintegration and dissolution are critical. Many formulations use a combination: Magnesium Stearate (0.5%) for lubrication plus Talc (1–2%) for glidancy and anti-adherence.
Can Talc be used in topical pharmaceutical preparations?
Yes. Talc is used in topical pharmaceutical and cosmetic preparations as a diluent, lubricant, and slip agent. In dusting powders, Talc is typically the primary ingredient (up to 90%), providing a smooth, non-irritating skin feel. It is also used as an anti-caking agent in powdered cosmetics. For parenteral applications, Talc must be microbiologically tested, as it is not sterile in its standard pharmaceutical form.