Russian standards PDF

Surface active agents. Water used as a solvent for tests. Specifications and test methods

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Surface active agents. Sulfated ethoxylated alcohols and alkylphenols. Estimation of the mean relative molecular mass

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Plastics. Hardeners and accelerators for epoxy resins. Part 1. Designation

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Textile machinery and accessories. Ring-spinning frames and speed frames. Top and bottom aprons. Dimensions

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Niobium pentoxide. Ionometry method for determination of fluor content

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Niobium pentoxide. Atomic-emission method for determination of titanium , silicon, iron, nickel, aluminium, magnesium, manganese, cobalt, chromium, lead and zirconium

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