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https://www.technormen.de/norm/astm-d7640-16_2021-1.9.2021.html
ASTM D7640-16(2021) 1.9.2021 | technische Norm | Technormen
Die Norm ASTM D7640-16(2021) 1.9.2021 - Standard Specification for Engine Coolant Grade Glycerin
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