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Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium

Thermoplastics hoses, textile-reinforced, for general-purpose water applications - Specification (ISO 6224:2024)

Chemical products for industrial use; General method for determination of chloride ions; Potentiometric method

Petroleum products - Determination of ash

Petroleum products - Gum content of fuels - Jet evaporation method (ISO 6246:2017)

Petroleum products - Gum content of fuels - Jet evaporation method - Amendment 1: Purity requirement for n-heptane (ISO 6246:2017/Amd 1:2019)

Liquefied petroleum gases - Corrosiveness to copper - Copper strip test

Thermoplastics pipes - Determination of tensile properties - Part 1: General test method (ISO 6259-1:2015)

Termoplastmasas cauruļvadi. Īpašību noteikšana stiepē. 2.daļa: No neplastificēta polivinilhlorīda (PVC-U), orientēta neplastificēta polivinilhlorīda (PVC-O), hlorēta polivinilhlorīda (PVC-C) un augstas triecienizturības polivinilhlorīda (PVC-HI) izgatavotas caurules (ISO 6259-2:2020)

Thermoplastics pipes - Determination of tensile properties - Part 3: Polyolefin pipes (ISO 6259-3:2015)

Paints and varnishes - Determination of resistance to humidity - Part 1: Condensation (single-sided exposure) (ISO 6270-1:2017)

Paints and varnishes - Determination of resistance to humidity - Part 2: Condensation (in-cabinet exposure with heated water reservoir) (ISO 6270-2:2017)