Natri nitrit

 

Industrial Grade Sodium Nitrite NaNO₂ Complete Product Detail Page (For Foreign Trade Independent Website)

表格
MụcChi tiết
Tên sản phẩmIndustrial Sodium Nitrite
Công thức hóa họcNaNO₂
Số CAS.7632-00-0
UN Number1500
Hazard Class5.1 Oxidizing Substances, 6.1 Toxic Substances
Mã HS2834100000
Tiêu chuẩn điều hànhGB/T 2367-2016 Industrial Sodium Nitrite
Vẻ bề ngoàiWhite or slight light yellow crystalline powder, easy deliquesce in humid air
độ hòa tanDễ dàng hòa tan trong nước, slightly soluble in ethanol and methanol
Molecular Weight69.00

2. Core Content & Grade Specifications

Two mainstream export grades for global industrial customers:
  1. Standard Industrial Grade (Most Popular): NaNO₂ ≥99.0%
  2. Lớp có độ tinh khiết cao (For Fine Chemical/Dye Intermediate): NaNO₂ ≥99.5%

    Key impurity control indicators:

  • Natri Nitrat (NaNO₃): ≤0.80%
  • Moisture: ≤1.40%
  • Chất không tan trong nước: ≤0.05%
  • clorua, heavy metal strictly controlled to meet dye & chemical synthesis requirements

3. COA tiêu chuẩn (Giấy chứng nhận phân tích)

Stamped batch COA provided for each shipment, support SGS/BV third-party inspection
表格
Mục kiểm traStandard Limit (GB/T 2367-2016)Kết quả kiểm tra thực tếTest Standard
Natri Nitrit (NaNO₂)≥99,00%99.32%GB/T 2367
Natri Nitrat (NaNO₃)≤0.80%0.41%GB/T 2367
Moisture≤1.40%0.65%Drying weighing method
Water Insoluble Substance≤0.05%0.018%Cân lọc
clorua (Cl⁻).10,10%0.03%Titration method
Vẻ bề ngoàiWhite to pale yellow crystal powder, no foreign impuritiesĐạt tiêu chuẩnKiểm tra trực quan
Kết luận kiểm traTuân thủ GB/T 2367-2016 industrial sodium nitrite standard, đủ tiêu chuẩn xuất khẩu công nghiệp

4. Ứng dụng công nghiệp chính

4.1 Dye & Pigment Industry (Core Application)

  1. Diazotization reagent for producing azo dyes, disperse dyes, acid dyes and dye intermediates (p-nitroaniline, aniline series intermediates)
  2. Color developer, color fixing auxiliary in textile printing and dyeing production

4.2 Xử lý bề mặt kim loại

  1. Anti-rust inhibitor for steel, iron, aluminum hardware: configure anti-rust water, cutting fluid to prevent metal oxidation & corrosion
  2. Blackening agent for steel parts surface, metal passivation treatment auxiliary

4.3 Organic Chemical Synthesis

  1. Raw material for nitro compound, azo compound, medicine intermediate synthesis
  2. Catalyst and diazotization agent in fine chemical reaction

4.4 Sự thi công & Concrete Industry

Concrete antifreeze, early strength agent for winter construction engineering, improve concrete low-temperature setting performance

4.5 Xử lý nước & Environmental Protection

  1. Denitrification agent for industrial wastewater, remove excess nitrate nitrogen
  2. Slow release oxygen supply agent for sewage biological treatment tank

4.6 Other Industries

  • Explosive raw material (industrial civil explosive)
  • Heat treatment auxiliary for metal quenching liquid preparation
  • Analytical chemical reagent for laboratory testing

5. Bao bì, Đang tải & Vận tải

Export Standard Packaging

  • 25kg inner PE plastic bag + outer woven plastic bag (main packaging for sea bulk shipment)
  • 1000kg jumbo bag for large factory mass procurement

    Customized packaging available per buyer’s demand

Container Loading Capacity

  • 25kg bag: 26MT / 20thùng chứa GP

Kho & Transport Requirements

  1. Bảo quản nơi khô ráo, mát mẻ, ventilated hazardous chemical warehouse, niêm phong để ngăn ngừa sự chảy xệ
  2. Strictly separated from acids, oxidants, combustible materials, food and feed raw materials
  3. Forbid rain and moisture during transport, handle gently to avoid package breakage
  4. Must use qualified hazardous chemical logistics company for delivery

6. Safety Warning & Operation Instructions

⚠️ Hazard Warning: Toxic oxidizer, easy to decompose when meeting acid to release toxic nitrogen oxide gas
  1. Skin contact: Rinse with plenty of running clean water for 15 phút
  2. Eye splash: Continuous water flushing and seek medical treatment immediately
  3. Inhalation dust: Transfer to fresh air, rest and seek medical help if discomfort
  4. Operation PPE: Wear anti-corrosion gloves, dust mask, safety goggles and protective overalls
  5. Prohibit mixing with hydrochloric acid, sulfuric acid, reducing agents casually

7. Supplier Advantages for Overseas Buyers

  1. Complete export documents: COA được dán tem hàng loạt, MSDS, Hazardous Goods Transport Certificate, Commercial Invoice, Packing List, Giấy chứng nhận xuất xứ
  2. Stable monthly production capacity, support long-term framework order
  3. Accept pre-shipment third-party inspection (SGS, BV, Intertek)
  4. Professional dangerous goods export clearance service, one-stop sea freight arrangement
  5. Two purity grades optional to match dye, metal treatment, construction different production demands

Short Application Snippet (For Homepage/Product Brief)

Industrial sodium nitrite is mainly used as diazotizing agent for azo dye intermediates, metal anti-rust passivation agent, concrete antifreeze, denitrification reagent for wastewater treatment and fine chemical synthesis raw material.

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