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Testing of chemicals of environmental hazard. Activated sludge, respiration inhibition test (Carbon and Ammonium Oxidation)
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Surface active agents. Technical alkane sulfonates. Determination of alkane monosulfonates content by direct two-phase titration
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Bauxite. Method for determination of iron oxide (II) content
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Petroleum products. Electrometric method for determination of bromine numbers and unsaturated hydrocarbons
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