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Hard coal and coke. Mechanical sampling. Part 5. Coke. Sampling from moving streams
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Karaganda basin coals for stratified burning. Specifications
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Mineral oils. Method for determination of oxidation stability
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Maleic anhydride for industrial use. Methods of test. Part 6. Determination of iron content 2, 2 T-bipyridyl photometric method
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Lubricating oils and additives. Determination of phosphorus
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