1. Basic Product Information
| Item | Specification |
|---|---|
| Product Name | Industrial Sodium Nitrate |
| Chemical Formula | NaNO₃ |
| CAS No. | 7631-99-4 |
| UN Number | 1498 |
| Hazard Category | Class 5.1 Oxidizing Substances |
| HS Code | 3102500000 |
| Executive Standard | GB/T 4553-2016 Industrial Sodium Nitrate |
| Appearance | White crystalline granule/powder, hygroscopic, odorless |
| Solubility | Highly soluble in water, soluble in glycerin, slightly soluble in ethanol |
2. Product Purity Specifications
Two mainstream export grades for global industrial buyers
- Standard Grade: NaNO₃ ≥99.0%
- High Purity Grade (Dye/Glass Industry): NaNO₃ ≥99.5%
Key impurity limits:
- Sodium Chloride ≤0.30%
- Moisture ≤0.50%
- Water insoluble matter ≤0.05%
- Nitrite content strictly controlled for high-end production
3. COA Standard Test Report（Batch Stamped COA supplied per shipment）
表格
| Test Item | Standard Requirement GB/T 4553-2016 | Actual Test Result | Test Method |
|---|---|---|---|
| Sodium Nitrate (NaNO₃) | ≥99.00% | 99.40% | Titration |
| Sodium Chloride (NaCl) | ≤0.30% | 0.15% | Titration |
| Moisture | ≤0.50% | 0.22% | Drying weight loss |
| Water Insoluble Substance | ≤0.05% | 0.01% | Filtration weighing |
| Sodium Nitrite (NaNO₂) | ≤0.02% | 0.008% | Spectrophotometry |
| Calcium & Magnesium Salt | ≤0.10% | 0.04% | EDTA titration |
| Appearance | White uniform crystal, no visible foreign impurities | Qualified | Visual inspection |
| Conclusion | Compliant with GB/T 4553-2016, qualified for industrial export |
4. Main Industrial Applications
4.1 Glass & Ceramic Industry (Core Application)
Oxidant & flux for soda-lime glass, colored glass, enamel glaze; eliminate iron impurities to improve glass transparency and brightness.
4.2 Dye & Pigment Manufacturing
Oxidizing agent for azo dyes, sulfur dyes, printing and dyeing auxiliaries; raw material for dye intermediates synthesis.
4.3 Metallurgy & Metal Heat Treatment
Metal pickling auxiliary, steel alloy production, oxidizer for metal surface treatment; used in metal quenching bath preparation.
4.4 Fertilizer Industry
Nitrogen raw material for compound fertilizer, special nitrate fertilizer for cash crops (tobacco, cotton, fruits).
4.5 Explosives & Pyrotechnics
Oxidizer for industrial blasting powder, fireworks and firecrackers raw material.
4.6 Wastewater Treatment & Chemical Synthesis
Nitrogen source for microbial denitrification; oxidizing reagent in fine organic chemical synthesis.
4.7 Other Fields
Preservative for metal processing fluids, laboratory analytical reagent, solar energy heat transfer medium raw material.
Short Application Snippet（首页 / 简介短描述，直接复制使用）
Industrial sodium nitrate is widely used as oxidant for glass/enamel, raw material for dyes & industrial explosives, heat treatment reagent for metal, nitrate fertilizer raw material and wastewater denitrification agent.
5. Packaging, Loading & Storage
Export Packing
- 25kg: Inner PE plastic bag + outer woven bag (main sea shipment package)
- 1000kg jumbo bag for large bulk order
Custom packaging available upon request
Container Loading
25kg bags: 26MT / 20GP full container
Storage & Transport Rules
- Store in dry, cool, ventilated hazardous chemical warehouse, sealed to prevent deliquescence
- Isolate from combustibles, organic substances, acids, reducing agents, food and feed
- Avoid heavy extrusion and package breakage during loading; keep away from rain and sunlight
- Transport by qualified Class 5.1 oxidizing dangerous goods logistics
6. Safety Precautions
⚠️ Risk: Strong oxidizer, accelerates combustion; irritant to skin, eyes and respiratory tract
- Skin contact: Rinse thoroughly with running water for 15 mins
- Eye splashing: Flush eyes continuously and seek medical care at once
- Dust inhalation: Move to fresh air, wear dust mask during operation
- Required PPE: Anti-chemical gloves, safety goggles, dust-proof work clothes
- Forbid mixing with sulfur, charcoal, aluminum powder, strong acid randomly
7. Supplier Advantages
- Complete export documents: Batch COA, MSDS, dangerous goods transport certificate, CI, PL, Certificate of Origin
- Stable monthly output, support long-term annual contract orders
- Accept SGS/BV/Intertek third-party pre-shipment inspection
- Professional dangerous goods customs clearance & one-stop shipping service
- Two purity grades to match glass, dye, metallurgy, fertilizer different production demands
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