sodium sulfite Anhydrous

• Post Date:

  Jul 03,2025

• Expiry Date:

  Dec 30,2025

• Detailed Description:

  Cas No. :7757-83-7

  Industrial Anhydrous sodium sulfite

  Molecular Formula: Na2SO3 Molecule Weight: 126.04 Appearance: white or light yellow crystalline powder Quality standard: HG/T 2967——2000 Item Value Top-grade First grade Qualified product sodium sulfite (Na2SO3),% ≥ 97.0 ≥ 96.0 ≥ 93.0 Fe,% ≤ 0.003 ≤ 0.005 ≤ 0.02 water-Insoluble ,% water-Insoluble ,% ≤ 0.02 ≤ 0.03 ≤ 0.05 Free alkali(as Na2SO3),% ≤ 0.10 ≤ 0.40 ≤ 0.80 Sulfate(as Na2SO4),% ≤ 2.5 — — Chloride(as NaCl),% ≤ 0.10 — — Uses: used in leather and tannage, plant bleaching agent, reductant Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. Net weight: 25,50,1000kilograms per bag or following your demand. We welcome your orders for bromide products, magnesium chloride, industrial crude salt and bittern serial chemicals.

• CAS Registry Number:

  7757-83-7

• Synonyms:

  ;Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

• Molecular Formula:

  Na₂SO₃

• Molecular Weight:

  126.04

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R22:;
  R36/37/38:;
  

• Safety Description:

  S24/25:;
  

• Company:

  Shandong Kailong Chemical Technology Development Co., Ltd.     [ China ]          

• Contact:

  Mr.Jia

• Tel:

  0086-536-5317817,5302819

• Fax:

  0086-536-5339779

• Email:

  info@klong.cn