Registration number (WIID)Project No.TitleStatus
10143LVS ISO 5667-14:2000 LWater quality - Sampling - Part 14: Guidance on quality assurance of environmental water sampling and handlingAtcelts
10380LVS ISO 6060:1989Water quality - Determination of the chemical oxygen demandStandarts spēkā
10381LVS ISO 7934:1989Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchloratel/thorin methodStandarts spēkā
10395LVS EN 1899-2:1998Water quality - Determination of biochemical oxygen demand after n days (BOD n ) - Part 2: Method for undiluted samples (ISO 5815:1989, modified)Standarts spēkā
10400LVS ISO 11466:1995Soil quality - Extraction of trace elements soluble in aqua regiaStandarts spēkā
10412LVS ISO 6058:1984Water quality - Determination of calcium - EDTA titrimetric methodStandarts spēkā
10417LVS EN ISO 6222:1999Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture mediumStandarts spēkā
10418LVS ISO 6059:1984Water quality - Determination of the sum of calcium and magnesium - EDTA titrimetric methodStandarts spēkā
10419LVS ISO 9308-2:1990Water quality - Detection and enumeration of coliform organisms, thermotolerant coliform organisms and presumptive Escheria coli - Part 2: Multiple tube (most probabale number) methodAtcelts
10420LVS 240:1999Water quality - Operative evalution biological quality of small sream by saprobity index of macrozoobenthos communityStandarts spēkā
Displaying 1-10 of 177 results.