Registration number (WIID)Project No.TitleStatus
24737LVS EN ISO 14593:2005 AWater quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO<(Index)2> headspace test)Standarts spēkā
21805LVS EN ISO 6878:2004 AWater quality - Determination of phosphorus - Ammonium molybdate spectrometric methodStandarts spēkā
41075LVS EN ISO 17943:2016Water quality - Determination of volatile organic compounds in water - Method using headspace solid-phase micro-extraction (HS-SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 17943:2016)Standarts spēkā
34746LVS EN 16693:2016Water quality - Determination of organochlorine pesticides (OCP) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography mass spectrometry (GC-MS)Standarts spēkā
11061LVS EN ISO 15680:2004Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorptionStandarts spēkā
21718LVS EN ISO 17495:2003Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detectionStandarts spēkā
34748LVS EN 16691:2016Water quality - Determination of selected polycyclic aromatic hydrocarbons (PAH) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography mass spectrometry (GC-MS)Standarts spēkā
68126LVS EN ISO 13164-3:2020Water quality - Radon-222 - Part 3: Test method using emanometry (ISO 13164-3:2013)Standarts spēkā
40318LVS EN 16859:2017Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environmentStandarts spēkā
10955LVS EN 903:2001Water quality - Determination of anionic surfactants by measurement of the methylene blue index MBASStandarts spēkā
Displaying 621-630 of 814 results.