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Hydrochloric acid for industrial use. Determination of iron content 2,2`-bipyridyl spectrophotometric method
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Solid recovered fuel. Determination of ash content
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Wood chemical products. Rules of acceptance, sampling
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Casing and tubing for petroleum and natural gas industries. Recommendation for care and use
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Peat and products of its processing for agriculture. Method for determination of mobile forms of potassium
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