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Biotechnology. Cell counting. Experimental design and statistical analysis to quantify counting method perfor…

Plastics. Determination of hardness. Ball indentation method.

Plastics — Determination of hardness — Part 1: Ball indentation method

Overview ISO 2039-1:2001 specifies the ball indentation method for determining the hardness of plastics and ebonite. This internationally recognized standard by ISO provides a precise procedure to me…

Biotechnology — Cell counting — Part 2: Experimental design and statistical analysis to quantify counting met…

Overview ISO 20391-2:2019 - Biotechnology - Cell counting - Part 2 describes an experimental-design and statistical-analysis framework to quantify the performance of a cell counting measurement proce…