Sodium metabisulfite Photo Grade: 1.We are manufactuer of Sodium Metabisulphite 2.Best quality and good service

Sodium metabisulfite Photo Grade:

Technical Specification:

SPECIFICATION	STARDAND	Test  result
Assay(Na2S2O5)%	96MIN	98.1
Assay(SO2)%	65MIN	65.8
Iron Content(Fe)%	0.005 MAX	0.0035
Water insoluble%	0.05MAX	0.038
Heavy Metal(pb)%	0.001MAX	0.0006
Arsenic(AS)%	0.0002 MAX	0.00007
Conclusion	Qualified

 Description:

White crystalline powder, free from extraneous Matter with a faint odour of sulphur dioxide gas.

Application: 

1.It is used as a preservative and antioxidant in food and is also known as E223

2.It is commonly used in homebrewing and winemaking to sanitize equipment. It is used as a cleaning agent for potable water reverse osmosis membranes in desalination systems. It is also used to remove chlormine from drinking water after treatment.

3.Concentrated sodium metabisulfite can be used to remove tree stumps. Some brands contain 98% sodium metabisulfite, and cause degradation of lignin in the stumps, facilitating removal.

  

Packing :

 25 Kg. / 50 Kg. HDPE bag with extra liner inside.

Sodium Metabisulphite Photo Grade Manufacturer