Construction
Concrete Antifreeze & Winter Building
First Grade ≥98.5% sodium nitrite is a core raw material for concrete antifreeze agents — widely used in Central Asia and cold-climate construction projects.
Shandong Guowei Chemical supplies Superior Grade ≥99% and First Grade ≥98.5% sodium nitrite with complete dangerous goods export documentation. Anti-rust, concrete antifreeze and textile bleaching raw material — stable quality, ample stock, serving Middle East, Central Asia, Africa and Southeast Asia.
GB/T 2367 compliant dual grades — full dangerous goods export support, regional supply solutions for global B2B buyers.
Strict quality control on every batch — uniform white crystalline appearance, stable purity indicators, fully compliant with GB/T 2367 and customer BOM requirements.
UN 1500 Class 5.1 dangerous goods — MSDS, batch COA, DG packing certificate and compliance reports provided for smooth international customs clearance.
≥99% for fine chemical and food-grade custom orders; ≥98.5% for bulk concrete antifreeze, metal anti-rust and textile bleaching in Middle East, Central Asia and Africa.
FOB, CIF, CFR from Qingdao Port and Tianjin Port. In-stock shipment within 3–7 working days for confirmed orders.
Two industrial grades plus optional food grade — select by purity and application requirements.
High-purity grade for fine chemical synthesis, precision metal treatment, high-end dye intermediates and food-grade customization. CAS 7632-00-0.
Economical bulk grade for concrete antifreeze, general metal anti-rust, conventional textile bleaching and inorganic chemical synthesis.
Full UN 1500 Class 5.1 oxidizer export compliance — DG packaging, MSDS, COA and shipping documents for international buyers.
Located in Weifang Binhai Economic & Technological Development Zone — China's core marine chemical industrial hub with abundant brine resources and a complete industrial supporting ecosystem.
As an integrated enterprise covering production, sales, warehousing and cross-border trade, we export premium sodium nitrite and other chemical raw materials to Europe, the Americas, Southeast Asia, the Middle East and Africa.
Application highlights for industrial sodium nitrite grades.
First Grade ≥98.5% sodium nitrite is a core raw material for concrete antifreeze agents — widely used in Central Asia and cold-climate construction projects.
Superior Grade ≥99% serves precision metal treatment and electroplating corrosion inhibition — preferred by metallurgy buyers in the Middle East.
MOQ 1 ton for trial orders. In-stock shipment within 3–7 working days. MSDS, COA and dangerous goods export documents included.
Get a free quotation for Superior Grade ≥99% or First Grade ≥98.5% sodium nitrite — MOQ 1 ton, LCL & FCL supported.
Contact us for industrial sodium nitrite — professional solutions and stable supply for your business.
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