Registration number (WIID)Project No.TitleStatus
81853ISO 3104:2023Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosityStandarts spēkā
81855ISO 23581:2024Petroleum products and related products — Determination of kinematic viscosity — Method by Stabinger type viscometerStandarts spēkā
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