Registration number (WIID)Project No.TitleStatus
20964EN ISO 10253:2006Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutum (ISO 10253:2006)Atcelts
10962LVS EN 1483:1997Water quality - Determination of mercuryAtcelts
10968LVS EN 29439:1993Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method by analysis of released carbon dioxide (ISO 9439:1990)Atcelts
22921LVS EN 1483:2007Water quality - Determination of mercury - Method using atomic absorption spectrometryAtcelts
11044EN ISO 5667-16:1998Water quality - Sampling - Part 16: Guidance on biotesting of samples (ISO 5667-16:1998)Atcelts
28418LVS EN ISO 11731-2:2008Water quality - Detection and enumeration of Legionella - Part 2: Direct membrane filtration method for waters with low bacterial countsAtcelts
28151LVS EN ISO 8199:2008Water quality - General guidance on the enumeration of micro-organisms by cultureAtcelts
10987LVS EN ISO 10253:2000Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutumAtcelts
73640LVS EN ISO 20236:2022Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)Atcelts
28506LVS EN ISO 5667-1:2007 /AC:2007 AWater quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniquesAtcelts
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