Interferometers for determination of liquid and gas concentration. Methods and means for verification
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Gas analyzers. Dimensions for threaded joints and hose couplings
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Tank contents sampling units for crude oil and petroleum products(permanent installation type). Types and basic parameters. General technical requirements
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Automatic instruments of continuous action used for gas analysis. General requirements
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Instrument for determination of stability and corrosion of motor oil (type DK-NAMY)
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Instrument for separation of arsenic in steels, casts irons and alloys. Specifications
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Composition and properties refractometer transmitters of liquids ssi
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Viscosimeters of relative viscosity. Specifications
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Liquid analysers. Terms and definitions
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Nature protection. Atmosphere. Devices for air sampling in settlements. General technical requirements
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Standard reference silver-silver chloride saturate electrode of second class
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Potentiometric analyzers for pH-control of milk and dairy products. General specifications
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