Warmer Equipments [P] Limited manufactures Non Polar High Density Phases. Warmer Equipments [P] Limited supplies critical equipments for Dairy, food, beverage, and chemical companies with the product like plate heat exchanger, stainless steel centrifugal pump, evaporators, dryers etc. Non Polar High Density Phases has the facility of overall sophisticated analytical separation. Non Polar High Density Phases is suitable for LC / MS due to low bleeding characteristics. It is available in the model no. Of Nucleodur® C18Gravity.