Phosphorous Acid is formulated by hydrolysis of phosphorus trichloride with water or steam. This acid is also known by the name orthophosphoric acid, and is largely used in fertilizers, dental cements, albumin derivatives, etc. This acid also makes one of the main chemicals in treating waste water. We assure our customers for quality and effectiveness in Phosphorous Acid because we process it very carefully and also conduct various tests. Standard quantity packs of this chemical can be availed from our company.