Premium Industrial Sodium Nitrite for Global Markets

Dual-specification supply — Superior Grade ≥99% & First Grade ≥98.5%. GB/T 2367 compliant with complete dangerous goods export documentation. Serving construction, metallurgy, textile and fine chemical industries worldwide.

Sodium nitrite white crystalline powder

NaNO₂ Quick Specs

  • CAS No.7632-00-0
  • UN No.1500 (Class 5.1)
  • Superior Grade≥ 99%
  • First Grade≥ 98.5%
  • StandardGB/T 2367
  • MOQ1 MT / FCL

Why Choose Us

Integrated marine chemical enterprise with global supply chain capabilities

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Marine Chemical Hub

Based in Weifang Binhai with abundant brine resources and a full closed-loop marine chemical industrial chain.

Quality First

Rigorous full-process quality control with consistent large-scale production across diversified product lines.

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Global Export

Products exported to Europe, the Americas, Southeast Asia, the Middle East, Africa and other regions worldwide.

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One-Stop Service

Full import & export qualifications — procurement, warehousing and cross-border logistics for global buyers.

About Guowei Chemical

Shandong Guowei Chemical Co., Ltd. is an integrated marine chemical enterprise covering production, sales, warehousing, technical services and import & export trade — leveraging years of cross-border trade experience to serve global markets.

Our portfolio includes soda ash, sodium bicarbonate, calcium chloride, sodium nitrite, caustic soda flakes, sodium metabisulfite, PAC and other general chemical raw materials, widely applied in construction, metallurgy, printing & dyeing, water treatment and fine chemicals.

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Industrial sodium nitrite 50kg export bag packaging

Our Products

Two fixed industrial grades — flexible selection based on your production cost and end-use requirements.

Superior grade sodium nitrite powder close-up
SUPERIOR ≥99%

Superior Grade Sodium Nitrite

GB/T 2367 · Fine Chemical · Food Grade Custom

For precision metal treatment, high-end dye synthesis, pharmaceutical and food-grade applications.

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Industrial sodium nitrite 50kg woven bag
FIRST ≥98.5%

First Grade Sodium Nitrite

GB/T 2367 · Bulk Industrial · Cost-Effective

For concrete antifreeze, general metal rust prevention and conventional textile bleaching.

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Food Grade (≥99%) also available upon customized order · View full product details →

Latest News

Industry updates and company announcements.

June 10, 2026

Stable Supply of Sodium Nitrite for Q3 2026

We confirm sufficient inventory and production capacity for global orders in the third quarter.

May 22, 2026

New Export Shipment to Southeast Asia

Successfully delivered 200MT industrial grade sodium nitrite to regional distributors.

April 15, 2026

Quality Inspection Report Updated

Latest third-party testing reports are now available upon request for all product grades.

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