Sodium Metabisulphite 64% Tech Grade 
Sodium Metabisulphite (As SO2)-64%Min
Fe---------------------------------------0.005%Max
Water-insoluble Matter------------0.05%Max
PH--------------------------------------4.0-4.6
Heavy Metal(As PB)----------------0.002%Max
As---------------------------------------0.0001%Max

Sodium Metabisulphite 64% Food Grade 
Sodium Metabisulphite (As SO2)-64%Min
Fe---------------------------------------0.005Max
Water-insoluble Matter------------0.05Max
PH--------------------------------------4.0-4.6
Pb--------------------------------------0.002%Max
As--------------------------------------0.0002%Max

Appearance: White Powder
Packing: 25kgs net bag, 23mts in the 20’FCL
25kgs net PP woven bag with PE liner
Usage: Mainly used for manufacturing sulfurous acid and bactericidal, Carrying out vegetable dehydrate, fruit preservation and bleaching.
Our advantages:
1.We can provide the lowest price,because we are one of the main chemical suppliers in China!!!
2.For the highest quality,we have TDS,COA,MSDS,and so on !!!
3.For the best service,we promise to meet all of your reasonable demand!!!
4.We believe that our products will be your ideal choice !!!