drum coliwasa sampling News
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ASTM D5495 - 03(2011) standard practice for sampling with a composite Liquid Waste Sampler (COLIWASA)
This practice is applicable to sampling liquid wastes and other stratified liquids. The COLIWASA is used to obtain a vertical column of liquid representing an accurate cross-section of the sampled material. To obtain a representative sample of stratified liquids, the COLIWASA should be open at both ends so that material flows through it as it is slowly lowered to the desired sampling depth. The ...
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ASTM D6063 - 11 Standard Guide for Sampling of Drums and Similar Containers by Field Personnel
1. Scope 1.1 This guide covers information, including flow charts, for field personnel to follow in order to collect samples from drums and similar containers. 1.2 The purpose of this guide is to help field personnel in planning and obtaining samples from drums and similar containers, using equipment and techniques that will ensure that the objectives of the ...
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