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The approved Multi Water Sampler MWS 12 is an instrument designed for the collection of water samples in successive water layers. Only one operation for 12 different samples! The sturdy stainless steel array is equipped with twelve racks to which Plastic Water Samplers or Free Flow Samplers with capacities from 1.7 to 10 litres capacity can be mounted. The MWS 12 is equipped with a motor-driven release device with an integrated Depth Meter (measuring range according to customers’ requirements). The water samplers are sequentially closed in the succession of their mounting to the array (i.e. No. 1, 2, 3, …, 10, 11 and 12).