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Jackard board. Specifications
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Hydrogen peroxide. Determination in water
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Liquid petroleum products. Potentiometric method for determination of mercaptan sulfur
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Petroleum products. Determination of pour point of automatic tilt method
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Brown coals, hard coals and anthracites. General technical requirements
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Solid mineral fuel. Determination of sulfur by IR spectrometry
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Goods of household chemistry. Method for determination of non-ionic surface-active agent
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Urea for industrial use. Determination of nitrogen content. Titrimetric method after distillation
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Urea for industrial use. Determination of iron content. Photometric method with use of 2,2´-bipyridyl
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Urea for industrial use. Determination of colority of formaldehyde solution in Hasen´s units (platinum-cobalt scale)
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