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Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid
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Tobacco and tobacco products. Determination of dithiocarbamate pesticides residues content. Molecular absorption spectrometric method
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Semi-solid bituminous materials. Determination of density by pycnometer
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Gluten-free macaroni products. Enzyme immunoassay method for determination of gluten
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Machines for disassembling, laying down rail-sleeper assemblies and railway switches and flat wagons especially designed for them. General technical requirements
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