Online Standards Store PDF
Security, fire and security and fire alarm systems and complexes. Rules for executing and accepting works
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Regulatory document. Water hardness. Measurement technique using trilon B titrimetric method
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Instructions for control of welded joints inaccessible for radiographic and ultrasonic testing
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Guidelines for the protection of secondary circuits of power plants and substations from impulse noise
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Recommendation. State system for ensuring the uniformity of measurements. Metrological characteristics of measuring instruments. Nomenclature. Principles for regulatory activity, identification and control
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