anhydrous sodium sulfite
1.Grade: food grade
2.purity: 97%Min
3.Appearance: white or light yellow crystalline powder
anhydrous sodium sulfite
anhydrous sodium sulfite
1.Grade: food grade
2.purity: 97%Min
3.Appearance: white or light yellow crystalline powder
Company standard
Item | Value |
sodium sulfite (Na2SO3), mass fraction /% | ≥ 97.0 |
Fe, mass fraction /% | ≤ 0.01 |
Free alkali(as Na2SO3), mass fraction /% | ≤ 0.60 |
Heavy metals(as Pb), mass fraction /% | ≤ 0.001 |
As (As), mass fraction /% | ≤ 0.0002 |
Clarity | Passed |
Chinese standard
Item | Value |
sodium sulfite (Na2SO3), mass fraction /% | ≥ 96.0 |
Fe, mass fraction /% | ≤ 0.01 |
Free alkali(as Na2SO3), mass fraction /% | ≤ 0.60 |
Heavy metals(as Pb), mass fraction /% | ≤ 0.001 |
As (As), mass fraction /% | ≤ 0.0002 |
Clarity | Passed |
Uses:dechlorinating agent, bleaching agent, developer, reductant, stabilizer, or used in papermaking, electronic and water treatment industry.
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.
