Registration number (WIID)Project No.TitleStatus
91765ISO/CD 3675Crude petroleum and liquid petroleum products — Laboratory determination of density — Hydrometer methodIzstrādē
55191ISO 12917-1:2002/Cor 1:2009Petroleum and liquid petroleum products — Calibration of horizontal cylindrical tanks — Part 1: Manual methods — Technical Corrigendum 1Atcelts
17631ISO 9770:1989Crude petroleum and petroleum products — Compressibility factors for hydrocarbons in the range 638 kg/m3 to 1 074 kg/m3Atcelts
9400ISO 3838:1983Crude petroleum and liquid or solid petroleum products — Determination of density or relative density — Capillary-stoppered pyknometer and graduated bicapillary pyknometer methodsAtcelts
10107ISO 4266:1994Petroleum and liquid petroleum products — Measurement of temperature and level in storage tanks — Automatic methodsAtcelts
38912ISO 7507-2:2005Petroleum and liquid petroleum products — Calibration of vertical cylindrical tanks — Part 2: Optical-reference-line methodAtcelts
25878ISO 3170:1988/Amd 1:1998Petroleum liquids — Manual sampling — Amendment 1Atcelts
3747ISO/R 91:1970/Add 1:1975 Atcelts
15321ISO 8222:1987Petroleum measurement systems — Calibration — Temperature corrections for use with volumetric reference measuring systemsAtcelts
35926ISO 12917-1:2002Petroleum and liquid petroleum products — Calibration of horizontal cylindrical tanks — Part 1: Manual methodsAtcelts
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