Oil, petrochemical and gas industry. Shell and tube heat-exchangers. Technical specifications. Replaces O’z DSt 1138:2007 in the part of section 7
Document status: Active
State system for ensuring the uniformity of measurements of the Republic of Uzbekistan. The procedure for geological control of the results of quantitative chemical analysis of samples of solid incombustible minerals
Document status: Active
Cylindrical container/vessel apparatus for gas and fluid environments. Technical specifications. Replaces Tst 39.0-026:2008
Document status: Active
RF Government Decree No. 644 dated 29.07.2013 (as of 22.05.2020 with amendments and modifications that will come into force since 01.07.2020)
Document status: Active
On approval of Federal norms and regulations in the field of industrial safety 'General rules on explosion protection for explosive and fire hazardous chemical, petrochemical plants and oil refineries' Order No. 533 dated 15.12.2020 of the Federal Service for Environmental, Technological and Nuclear Supervision (Rostechnadzor)
Document status: Active
Methanol poison, technical. Method for determination of distillation temperature ranges
Document status: Active
Technical liquid ammonia. Determination of total chlorine content by visual nephelometric method
Document status: Active
Reagents and matters of special purity. Methods for preparation of indicators solutions
Document status: Replaced by GOST 4919.1-2016
Combustible turf for pulverized burning. Technical requirements
Document status: Cancelled
Testing of chemicals of human hazard. Chronic toxicity studies
Document status: Active
Iron ores, concentrates, agglomerates and pellets. Determination of sulfur content. Barium sulfate gravimetric method
Document status: Active