Chemicals, namely phosphonates, low molecular weight polymers, aminocarboxylates and biocides for use as deflocculants, dispersants, scale inhibitors, corrosion inhibitors and sequestrants in the field of water treatment in the nature of cooling, boiler, process, swimming pool water treatment and desalination, geothermal water treatment, secondary oil recovery and oil field water treatment, in washing and cleaning compositions, photography compositions, paper recycling and pulp and paper bleaching, textile and paper processing, construction, cement modifications; agriculture, horticulture, manufacture of paints and slurries, manufacture of cosmetics and toiletries, metal surface treatment compositions and electroplating, metal finishing, vehicle washing and mineral processing.