Aqua Mix 1 lb. Sulfamic Acid Crystals are granular sulfamic acid to be dissolved in water. Removes grout and mortar haze. Can also be used to remove rust and mineral deposits including efflorescence.
Highlights
Can be used on acid resistant stone
Works on granite, slate, ceramic, porcelain, quarry and grout
Acid may etch, lighten or change the color of cementitious material and some natural stones
See technical data sheet for additional information