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Molybdenum concentrates. Methods of chemical analysis. General requirements
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Ammonium nitrate for industrial use. Determination of matter insoluble in water content. Gravimetric method
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Zinc concentrates. Atomic - absorbic method for determination of manganese and cobalt
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Hydrochloric acid for industrial use. Determination of sulphated ash by gravimetric method
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Gas distribution systems. Block gas delivery stations. Cabinet gas delivery stations. General technical requirements
Document status: Cancelled