01671nam 2200409 450 991071692910332120211118154247.0(CKB)5470000002526907(OCoLC)1285606117(EXLCZ)99547000000252690720211118d2018 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierPreparations for water sampling / by U.S. Geological SurveyBook 9, Chapter A1, version 2.0.Reston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2018.1 online resource (vii, 42 pages) illustrations (chiefly color), one color map, formsTechniques and methods,2328-7055 ;9-A1"Chapter 1 of Section G, Section A, National field manual for the collection of water-quality data.""Book 9, Handbooks for water-resources investigations.""Supersedes USGS techniques of water-resources investigations.""Revised: 2005, online as TWRI, book 9, chapter A1, version 2.0"--Title page verso.."Revised: November 2018, online as techniques and methods, book 9, chapter A1"--Title page verso..Includes bibliographical references.Water qualityUnited StatesMeasurementWaterSamplingUnited StatesWater qualityMeasurement.WaterSamplingGPOGPOBOOK9910716929103321Preparations for water sampling3348690UNINA