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Specification for operation and maintenance of rural household latrine with three-compartment septic tank

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Technical specification for construction of rural household latrine connected to a sewer system

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General technical requirements of flexible control for industrial robots

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Methods for chemical analysis of copper concentrates—Part 1 : Determination of copper content—Iodine titration method and electrogravimetric method

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Methods for chemical analysis of copper concentrates-Determination of mercury content-Cold atomic absorption spectrometric method

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Methods for chemical analysis of copper concentrates—Part 12:Determination of fluoride and chloride contents—Ion chromatography and potentiometric titration

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Methods for chemical analysis of copper concentrate—Part 15Determination of total iron and ferriferrous oxide contents

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Methods for chemical analysis of copper concentrates—Part 16Determination of silicon dioxide content—K2SiF6 titrimetric method and gravimetric method

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Methods for chemical analysis of copper concentratesPart 17Determination of aluminium oxide contentChromazurol S spectrophotometric method and fluoride salts device-Na2EDTA titrimetric method

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