• Zinc Pyrithione CAS 13463-41-7

Zinc Pyrithione CAS 13463-41-7

Zinc Pyrithione is a functional additive mainly used in rinse-off hair care and scalp-care formulations where anti-dandruff performance is required. In B2B supply, it is typically handled as a formulation raw material for shampoo and related wash-off systems rather than as a general-purpose industrial intermediate. It is usually supplied against an agreed product specification, with standard export packaging, sample support, and routine commercial documents such as COA, TDS, and SDS.

  • CAS: 13463-41-7
  • Synonyms: Pyrithione Zinc; ZPT
  • Einecs: 236-671-3
  • Molecular Formula: C10H8N2O2S2Zn
  • Grade: Formulation-use raw material grade supplied according to agreed specification and application requirements.
  • Package: Available in standard export packaging. Packaging can be arranged according to supply form and order volume.
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Product Description

Physicochemical Properties

ItemTypical Information
AppearanceWhite to off-white powder or fine solid
OdorMild characteristic odor
Molecular FormulaC10H8N2O2S2Zn
Molecular Weight317.70
Melting PointApproximately 240°C, with decomposition reported
Boiling PointNot typically stated as a normal boiling liquid property; decomposition behavior is reported for the solid
DensityAbout 1.78 g/cm³ at 25°C
Water SolubilityLow solubility / practically insoluble in water
Vapor PressureVery low at ambient temperature
Flash PointNot typically applied in the same way as for flammable liquid raw materials; product handling should follow the supplied SDS

Typical Applications

  • Used in anti-dandruff shampoo and rinse-off scalp-care formulations.
  • Applied as a functional additive in wash-off personal care systems designed for scalp cleansing and dandruff-control positioning.
  • Used by formulators during product development, pilot evaluation, and routine raw material sourcing for rinse-off hair care products.
  • Specific end-use concentration and regulatory suitability should be evaluated according to local requirements and the intended market.

Packaging

Zinc Pyrithione is generally supplied as a powder-form raw material in sealed containers suitable for routine chemical and formulation-ingredient handling. Standard export packaging can be arranged according to order quantity, handling preference, and logistics requirements. Packaging should remain clean, dry, and tightly sealed to reduce moisture exposure and external contamination during storage and transport. For regular supply programs, packaging arrangements can be coordinated according to batch demand and bulk order volume.

Storage

Store in a cool, dry, and well-ventilated place in tightly sealed original packaging. Keep away from direct sunlight, excessive heat, and moisture. Avoid contamination during handling, and maintain package integrity throughout warehousing and transport. For longer storage periods, stock rotation and specification confirmation before use are recommended.

FAQ

1. What is the main product identity of Zinc Pyrithione?

It is mainly supplied as a functional additive and preservative-active raw material for anti-dandruff and scalp-care formulation systems.

2. Is Zinc Pyrithione used as an intermediate?

No. In normal B2B supply, it is typically positioned as a formulation-use additive rather than a synthetic intermediate.

3. What are the common downstream use directions?

The most typical downstream direction is rinse-off hair care, especially anti-dandruff shampoo and related scalp-cleansing systems.

4. What supply form is commonly offered?

It is usually supplied as a powder-form raw material in sealed packaging suitable for export and routine formulation handling.

5. Are COA, TDS, and SDS available?

Yes. Standard commercial and technical documents such as COA, TDS, and SDS can usually be provided for specification review and shipment support.

6. Can samples and bulk quantities be arranged?

Sample evaluation and bulk supply can normally be arranged according to the requested specification, order volume, and delivery plan.

FAQ - Technical & Supply Chain

Documents

Documents and Product Support

For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.

  • COA for batch-based quality reference
  • TDS for key physical and chemical information
  • SDS / MSDS for handling, storage, and safety reference
  • Packing information for sample, trial, and bulk orders
  • Technical communication based on application and specification requirements
Quotation

Information to Confirm Before Quotation

Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.

  • Product name and CAS number
  • Application or intended end use
  • Required purity, grade, or specification
  • Sample quantity, trial order, or bulk demand
  • Preferred packing form or net weight
  • Destination country or port
  • Required documents or compliance expectations
Storage & Handling

Packaging, Storage, and Handling Notes

Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.

Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.

Supply Support

Sample, Bulk Order and Repeat Supply Support

Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.

For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.

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