Sodium Metabisulphite 64% Tech Grade
Sodium Metabisulphite (As SO2), %-----------------------64min
Fe, %----------------------------------------------------------------0.005max
Water-insoluble Matter, %-------------------------------------0.05max
PH ---------------------------------------------------------------------4.0-4.6
Sodium Metabisulphite 64% Food Grade
Sodium Metabisulphite (As SO2), %-------------------------64min
Fe, %------------------------------------------------------------------0.005max
Water-insoluble Matter, %≤---------------------------------------0.05max
PH -----------------------------------------------------------------------4.0-4.6
Pb, %------------------------------------------------------------------0.002max
As,%-------------------------------------------------------------------0.0002max