White Crystalline Power Anhydrous Sodium Sulphite Food Grade Bulk Agent SSA

Anhydrous Sodium Sulfite

 

Packaging & Delivery
Packaging Details
25 KGS/Bag; 1000KGS/ Bulk Bag.
Delivery Time
7 Days

Specifications

High Quality, Competitive Price.

Anhydrous Sodium Sulfite

 

Items	A Grade	B Grade	C Grade
Na2SO3	97%min	96%min	93%min
Fe	0.003%max	0.005max	0.02%max
Water Insolubles	0.02%max	0.03%max	0.05%ax
Na2CO3	0.1%max	0.4%mx	0.8%max

sodium sulphite/ sodium sulfite

Product Description

 

 

Specification of Sodium sulfite for Industry Grade and Food Grade:

 

Item	Quality Index
	Industry Grade	Food Grade
Purity ( As Na2SO3)	96.0% min	98.0% min
Sodium sulphate ( SO4)	2.0% max	1.2% max
Chlorides ( As NaCL)	0.5% max	0.08% max
Arsenic ( As )	-	0.0002% max
Heavy metals ( As Pb )	-	0.0005% max
Iron (Fe)	0.005% max	0.003% max
Water insoluble	0.05% max	0.01% max

 

Specification:

Quality Standard(GB2967-2000)
Items	Company Standard
Sodium sulfite(Na2SO3) %≥	97
Fe %≤	0.003
Water insoluble material %≤	0.02
Free alkali(Na2SO3) %≤	0.1
Na2SO4 %≤	2.5
NaCl %≤	0.1

Storage:

 

1, should be stored closely in the shady, cool and dry warehouse under 30 centigrade

 

2, package should be sealed without contacting with air, preventing becoming damp and deteriorated

 

 

Harm:

 

For health: it will decompose hydrogen sulfide in gastrointestinal tract, causing hydrogen sulfide poisoning; it will corrode skin and eyes

 

For environment: it will pollute environment

 

 

 

Description of Sodium Sulfite:

1. Purity: 96%,98%

 

2. CAS no.: 7757-83-7

 

3. MF: Na2SO3

 

4. Appearance: White crytal powder

 

 

 

5.Usages:

 

(1) Industry Grade : Used in Dyeing and printing Industry , as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.

 

 

(2) Food Grade: In food industry as additive (E223) preservative, antioxidant and antimicrobic for fruits (dried, glazed and candled), vegetables (onions, potatoes, etc.), juices (citrus and grapes) and fish (shrimps and prawns). In silage treatment as anti-fermentative. In starch and sweeteners production as bacteriostatic.

 

 

(3) Photo Grade: In the photographic industry as component of developer bath.

 

 

(4) Pharmaceutical Grade: pharmaceutical industry for the production of chloroform, benzene and formaldehyde phenylpropanoid Sulfone.

 

6. Storage

Sodium sulfite should be stored in a dry and cool place.

 

7. Package

Sodium sulfite is packed in net weight 25kg plastic woven bag with plastic inner bag.

25tons/20'FCL.

 

anhydrous sodium sulfite 96%minNa2SO3