Russian standards PDF
Niobium pentoxide. Chemical-atomic-emission method for determination of impurity metals
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Paints and varnishes. Test methods of metal content. Determination of total mercury. Flameless atomic absorption spectrometric method
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Sheet stamping dies. Punches. Types, terms and definitions
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Non ionic surface-active agents obtained from ethylene oxide and mixed non-ionic surface-active agents. Determination of cloud point
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Fish, non-fish objects and products from them. Terms and definitions
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