Zinc Phosphate
White to off-white powder, low water solubility · CAS 7779-90-0
Overview
Zinc Phosphate (CAS 7779-90-0) is one of the metal salts & inorganic compounds products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for anticorrosive pigment in protective primers and coatings; phosphate conversion-coating pretreatment on steel/metal surfaces prior to painting; ceramic and ceramic-glaze colourant component, among other applications in the metal salts & inorganic compounds category. We pack Zinc Phosphate in 25 kg HDPE bags, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Assay (Zn3(PO4)2) | 98% Min |
| Zinc Content (as Zn) | 49 – 51% |
| Moisture | 1% Max |
| pH (10% Slurry) | 6.5 – 7.5 |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Anticorrosive pigment in protective primers and coatings
- Phosphate conversion-coating pretreatment on steel/metal surfaces prior to painting
- Ceramic and ceramic-glaze colourant component
Frequently Asked Questions
What is Zinc Phosphate?
Zinc Phosphate is supplied by Suraj Chemicals as white to off-white powder, low water solubility, identified by CAS number 7779-90-0. It falls under our Metal Salts & Inorganic Compounds range — see the Specification Sheet table above for its full characteristics.
What is Zinc Phosphate used for?
Typical applications include: Anticorrosive pigment in protective primers and coatings; Phosphate conversion-coating pretreatment on steel/metal surfaces prior to painting; Ceramic and ceramic-glaze colourant component.
How should Zinc Phosphate be stored and handled?
Store in a dry, covered area.
What packaging and pack sizes does Suraj Chemicals supply Zinc Phosphate in?
25 kg HDPE bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Zinc Phosphate?
Typically around 24 months from date of manufacture when stored in original, unopened packaging under normal warehouse conditions, consistent with standard industry practice for this class of chemical. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Zinc Phosphate hazardous to handle?
No specific hazard is flagged for Zinc Phosphate beyond standard industrial chemical handling precautions. We still recommend you download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details, as good practice for any industrial chemical.
Is a Specification Sheet, TDS or MSDS available for Zinc Phosphate?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Zinc Phosphate is also available above.
Can I get a sample or discuss order quantity for Zinc Phosphate?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Zinc Phosphate.