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Joints of tubes with tube-plates and collectors of heat exchangers. Requirements to the typical technology for making tube to tube-plate joints by means of explosion energy of explosives
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Laundry detergents. Methods for the determination of detergency
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Testing of chemicals of environmental hazard. Water solubility
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Surface active agents. Sulfated ethoxylated alcohols and alkylphenols. Estimation of the mean relative molecular mass
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