Na2s2o4 Sodium Hydrosulfite Hydrosulphite Sodium Dithionite

• CAS No.: 7775-14-6
• Formula: Na2s2o4
• EINECS: 231-890-0
• Certification: ISO
• Purity: 80%~90%
• Type: Sodium Hydrosulphite
• Model NO.: TNN-D
• Appearance: Powder
• Grade Standard: Industrial Grade
• Transport Package: 15kg Drum,1FCL= 18.87mt 25kg Drum,1FCL= 18.45mt 5
• Specification: 74%, 85%, 88%. 90%
• Trademark: TNN
• Origin: China
• HS Code: 2831101000
• Production Capacity: 100000tons/Year

Product Description

 

Product Description

 

Sodium hydrosulfite also known as sodium dithionite is a very effective reducing agent. Our sodium hydrosulfite comes in solid white crystalline powder form.It is widely used in various industries, including textile, pulp and paper, water treatment and food industry.

Product Parameters

ITEM	UNIT	STANDARD	STANDARD	STANDARD	STANDARD
Sodium Hydrosulphite:Na2S2O4	%	74 min	85 min	88 min	90 min
Water insoluble	%	0.1 max	0.05 max	0.05 max	0.05 max
Sodium thiosulfate: Na2S2O3	%	1.20 max	1.20 max	1.0 max	0.8 max
Sodium metabisulfite: Na2S2O5	%	5-7	5-7	5-7	5-7
Sodium bisulfite:Na2SO3	%	0.5 max	0.5 max	0.4 max	0.3 max
Sodium carbonate: Na2CO3	%	0.6-7 max	0.6-7 max	0.6-7 max	0.6-7 max
Zinc(Zn)	%	1ppm max	1ppm max	1ppm max	1ppm max
Other heavy metal (calculated as Pb)	%	1ppm max	1ppm max	1ppm max	1ppm max
Fe	%	20ppm max	20ppm max	20ppm max	20ppm max

 

Packaging & Shipping

 

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