Varsal Chemical mainly produces and sales phosphorus chemical series of products such as sodium hypophosphite, hypophosphorous acid, Tetrakis(Hydroxymethyl)Phosphonium Sulfate, Tetrakis (hydroxymethyl)phosphoniumchloride. Our company owns abundant technical power, advanced and full examination means. We adopt the most advanced apparatus tracking and examing, the products are high quality and ahead of international level.