Online Standards Store PDF
Technological design standards. Urban and rural telephone networks (NTP 112-2000)
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Earthing and neutral wire earthing of electric installations. Working drawings
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State system for ensuring the uniformity of measurements. Recommendation on the registration of requests, applications and documents attached to them when approving the type of measuring instruments and making changes to the information about them contained in the federal information fund for ensuring the uniformity of measurements
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Regulatory document on standardization. Procedural guidelines. Quality standard for heating and make-up water of hot-water boilers, organization of water chemistry and chemical control
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Regulatory document. Water hardness. Measurement technique using trilon B titrimetric method
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