Unique Dosing Systems Pvt. Ltd. Unique Dosing Systems an ISO 9001 certified company with an eye to further explore and become the market leader in all types of chemical dosing / metering pumps & systems. With a young and dynamic team composed of experienced and expert engineers & technicians, our company has made an indelible mark as manufacturer, supplier and service provider of quality pumps & dosing systems in just a short span of time, since its inception in 2004.