water soluble bag, packing Iron Oxide, pigment, dyestuff, fibres. Water soluble bag for concrete ... the packaging of cement additives such as Iron Oxide pigment, Titanian Dioxide( Anatase), Chromium Oxide ect.Advantage for using water soluble bag ... non-printedCustomers specifications acceptedCustomers logos availableColor: natural, red ,blue ,yellow and whiteThickness(um):25/30/35/40/45/50/55 ...