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DIN 53238-24
Pigments and extenders - Method for assessment of ease of dispersion - Part 24: Microscopic assessment of dispersions of pigments and extenders
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DIN 4709
Determination of the standard efficiency factor for micro-CHP-appliances of nominal heat input not exceeding 70 kW
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DIN 38409-44
German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
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