O’z DSt 2455:2012

Unified systems of documentation. Main provisions

Cotton fiber. Methods for determination of defects and dirt particles. Replaces O’z DSt 632-95

Natural combustible gases supplied to main gas pipelines and transported by them. Technical specifications. Replaces O’z DSt 948:99 (OST 39.0-01-95)

Textiles. Tests for colour fastness. Part B06. Colour fastness and ageing to artificial light at high temperatures. Xenon arc fading lamp test. (ISO 105-В06-2010,MOD)

State system for ensuring the uniformity of measurements of the Republic of Uzbekistan. Verification of measuring instruments. Basic provisions. Replaces O’z DSt 8.003-92, RD Uz 00036951-007-93

State system for ensuring the uniformity of measurements of the Republic of Uzbekistan. Measurements of the flow and quantity of liquids and gases by differential pressure method. Organization and procedure of metrological control and supervision of the condition and the use of measurement systems