It is a concentrated powder laundry rust remover specially formulated for use in commercial and on premise laundries. This product should be applied in the last rinse to neutralise residual alkali and to remove rust in rinse water and on fabric. Consequently this product prevents yellowing (or galling) caused by residual alkalinity or iron on fabric. It can be used for all types of fabric. Usage ratio: 0.25-2.5g/kg dry linen Product packaging: 1X20kg/ 1X25kg NO: LP1012