Molekula
Zinc phosphate (ortho)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Zinc phosphate (ortho), or Zn3(PO4)2, is an inorganic chemical primarily used as a corrosion inhibitor, flame retardant, and in coatings for metal protection. It appears as a white, odorless powder with a molecular weight of 386.11 g/mol. Stored at ambient conditions, it carries a signal word of "Warning" for safety. Molekula supplies zinc phosphate (ortho) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Water | ≤ 1.5% |
| Oil Absorption | 25 - 35% |
| Zinc (Zn) | ≥ 44% |
| Phosphate (PO4)3- | 40 - 46% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90024614 |
| CAS Number | 7779-90-0 |
| Molecular Formula | Zn3(PO4)2 |
| Molecular Weight | 386.11 |
| SMILES | [Zn].O=P(O)(O)O |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28352951 |
| Tariff Code | 2835299000 |
Safety & GHS
-
Hazardous to the Environment
GHS09
Hazard statements
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is zinc phosphate (ortho) commonly used for?
Zinc phosphate is primarily used as a corrosion inhibitor in coatings, in phosphate conversion coatings on metals and in dental cements, and in ceramics as a glaze component.
What is the chemical formula and molecular weight of zinc phosphate (ortho)?
The chemical formula is Zn₃(PO₄)₂ with a molecular weight of 386.11 g/mol.
What safety classification does zinc phosphate (ortho) have?
The product has a Signal Word of 'Warning' under GHS classification, indicating moderate hazard.
How should zinc phosphate (ortho) be stored?
Store in a cool, dry place at ambient temperature, away from moisture and incompatible substances.
Does Molekula supply zinc phosphate (ortho) in bulk quantities?
Yes, Molekula can supply zinc phosphate (ortho) in bulk, with quantities tailored to your requirements—please contact us for details.
What documentation is provided with an order of zinc phosphate (ortho)?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a packing list.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.