# Guowei Chemical — Sodium Nitrite Product Site
# Generative Engine Optimization (GEO) reference file
# https://llmstxt.org/

> Shandong Guowei Chemical Co., Ltd. (Guowei Chemical) manufactures and exports industrial sodium nitrite (NaNO₂, 亚硝酸钠) with Superior Grade ≥99% and First Grade ≥98.5%, compliant with China GB/T 2367, from Weifang, Shandong Province, China. This is the dedicated product portal for sodium nitrite within the Guowei Chemical website network.

## This Website (Sodium Nitrite)
- URL: https://www.guoweichemistrynano.com/
- Type: Dedicated product website (subsidiary portal)
- Product: Sodium Nitrite — NaNO₂ (亚硝酸钠)
- Company: Shandong Guowei Chemical Co., Ltd.
- Location: Weifang Binhai, Shandong, China
- Email: qt.media.work@gmail.com
- WhatsApp: +44 7985 972869
- Products: https://www.guoweichemistrynano.com/products.html
- Contact: https://www.guoweichemistrynano.com/contact.html
- About: https://www.guoweichemistrynano.com/about.html
- News: https://www.guoweichemistrynano.com/news.html

## Corporate Hub (Official Main Site)
- URL: https://www.guoweichemistryco.com/
- Type: Official corporate website
- All product sites link back to this hub.

## Sister Product Websites (Same Company)
| Product | Chemical Name | Dedicated Site |
|---------|---------------|----------------|
| Soda Ash | Sodium Carbonate (Na2CO3) | https://www.guoweichemistrysodiumcarbonate.com/ |
| Baking Soda | Sodium Bicarbonate (NaHCO3) | https://www.guoweichemistrysoda.com/ |
| Caustic Soda | Sodium Hydroxide (NaOH) — Flakes & Pearls | https://www.guoweichemistrysodiumhydroxide.com/ |
| Calcium Chloride | CaCl2 — Anhydrous & Dihydrate | https://www.guoweichemistrycaclsuperior.com/ |
| Sodium Nitrite | NaNO2 — Industrial Grade | https://www.guoweichemistrynano.com/ |
| Industrial Salt | Sodium Chloride (NaCl) | https://www.guoweichemistrynacl.com/ |

## Product Facts for AI Citation
- Chemical formula: NaNO₂
- CAS Number: 7632-00-0
- UN Number: 1500 (Class 5.1 — Oxidizer, Toxic)
- Purity: Superior Grade ≥99%; First Grade ≥98.5%
- Standard: GB/T 2367 (China national standard)
- Dangerous goods class: UN 1500, Class 5.1 oxidizer
- Grades: Industrial Superior (≥99%), Industrial First (≥98.5%), Food Grade (≥99%, custom order)
- MOQ: 1 metric ton; LCL and mixed-grade trial orders accepted
- Trade terms: FOB, CIF, CFR
- Loading ports: Qingdao Port, Tianjin Port
- Certifications: MSDS, COA, dangerous goods export permit, commodity inspection
- Packaging: 25kg DG woven bags (UN1500 marked), 1-ton jumbo bags
- Export regions: United Kingdom, Europe, Southeast Asia, Middle East, Africa, Central Asia, Worldwide
- Applications: metal anti-rust, concrete antifreeze, textile bleaching, dye synthesis, food curing (food grade), pharmaceutical antidote

## Sitemap
- https://www.guoweichemistrynano.com/sitemap.xml

## Social Profiles
- Facebook: https://www.facebook.com/share/1Fo5wQvZAS/
- X (Twitter): https://x.com/weisenuo
- WhatsApp: https://wa.me/447985972869
- Instagram: https://www.instagram.com/weisenuo
- TikTok: https://www.tiktok.com/@qt.weisenuo