A concentrated laundry builder that prepares fabric in the wash wheel to be washed. By raising the pH of the wash water, entrapped soils & greases begin to be released from the fibers of the fabric. Â Frontier Alkali is an super high pH builder that is sodium hydroxide based. Â Besides raising the pH of the wash water, special chelating agents condition the water to boost the detergent performance. Â Whether it is industrial linen or towels in a Nursing home, Frontier Alkali will deliver unparalleled performance.