Potassium Nitrate
White crystalline powder or prills · CAS 7757-79-1
Overview
Potassium Nitrate (CAS 7757-79-1) is one of the salts & minerals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for water-soluble potassium-nitrogen fertiliser (13-0-44), chloride-free; oxidiser in pyrotechnics, fireworks and safety matches; meat-curing agent and food preservative (e252), among other applications in the salts & minerals category. We pack Potassium Nitrate in 25/50 kg 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 (KNO3) | 99% Min |
| Nitrogen Content (N) | 13% Min |
| K2O Content | 44% Min |
| Moisture | 0.5% Max |
| Chloride (as Cl) | 0.02% Max |
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
- Water-soluble potassium-nitrogen fertiliser (13-0-44), chloride-free
- Oxidiser in pyrotechnics, fireworks and safety matches
- Meat-curing agent and food preservative (E252)
- Tooth-desensitising ingredient in toothpaste formulations
Frequently Asked Questions
What is Potassium Nitrate?
Potassium Nitrate is supplied by Suraj Chemicals as white crystalline powder or prills, identified by CAS number 7757-79-1. It falls under our Salts & Minerals range — see the Specification Sheet table above for its full characteristics.
What is Potassium Nitrate used for?
Typical applications include: Water-soluble potassium-nitrogen fertiliser (13-0-44), chloride-free; Oxidiser in pyrotechnics, fireworks and safety matches; Meat-curing agent and food preservative (E252); Tooth-desensitising ingredient in toothpaste formulations.
How should Potassium Nitrate be stored and handled?
Store in a cool, dry place away from combustible/organic materials, reducing agents and heat — strong oxidiser; non-combustible itself.
What packaging and pack sizes does Suraj Chemicals supply Potassium Nitrate in?
25/50 kg bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Potassium Nitrate?
Typically 3–6 months from date of manufacture when stored sealed, in a cool place away from direct sunlight and heat. Active content in hypochlorite / oxidising products declines gradually over time, so this is one to watch closely. 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 Potassium Nitrate hazardous to handle?
Yes — Potassium Nitrate is an oxidizing agent and should be kept away from combustible or organic material; combustible and should be kept away from heat and ignition sources. Follow the storage and handling guidance above, use appropriate PPE, and download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details.
Is a Specification Sheet, TDS or MSDS available for Potassium Nitrate?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Potassium Nitrate is also available above.
Can I get a sample or discuss order quantity for Potassium Nitrate?
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 Potassium Nitrate.