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Electric hygrometers are recommended for their precision
the application event container and the TPEG-location container
and R400HT grade rails of 46 kg/m and above
This enables you to identify the effectiveness of hydrophobic impregnated concrete against freeze-thaw salt attack
which can ultimately enhance its overall performance and efficiency when in use
Surface active agents. Detergents. Determination of cationic-active matter content - High-molecular-mass cationic-active matter Ingestion-build-205840 Electric hygrometers are recommended for1 Scope This part of ISO 2871 specifies a method for the determination of high molecular mass cationic active materials such as a) quaternary ammonium compounds in which two of the alkyl groups each contain 10 or more carbon atoms, e. g. distearyl dimethyl ammonium chlorides, or b) salts of imidazoline or 3 methylimidazoline in which long chain acylaminoethyl and alkyl groups are substituted in the 1 and 2 positions, respectively. The method is
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