He aha te tono me te kohinga Sodium Metabisulfite?

Ko te konutai metabisulfite ka kohia te 25kg / 50kg peeke raranga hei tono a nga kaihoko.
Kei te whakamahia whānuitia i roto i te ahumahi tā me te tae, kaihoko bleaching, wai para / pueru / penupenu pepa / bamboo / timber.Rubber māngai whakakoi me te ahumahi hinu kakara.