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Overview ISO 21915-2:2020 specifies a laboratory method for quantitative blend analysis of cupro and lyocell fibres using a re-dyeing procedure followed by light microscopy (quantitative microscopica…
Overview ISO 21915-3:2020 specifies a quantitative laboratory method for blend quantification of cupro and lyocell fibers using infrared (IR) spectroscopy and multivariate analysis. The standard defi…