GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW) | ||||||
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16:29 Jun 18, 2009 |
English language (monolingual) [Non-PRO] Social Sciences - Metrology / Sampling method | |||||||
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| Selected response from: Yasutomo Kanazawa Japan Local time: 14:15 | ||||||
Grading comment
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SUMMARY OF ALL EXPLANATIONS PROVIDED | ||||
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3 +3 | field blank |
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4 | blanco de campo |
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Discussion entries: 1 | |
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field blank blanco de campo Explanation: Obtención de muestras de Control de Calidad (QA/QC) 2.8.1 Blancos de campo. Este blanco es preparado en la estación de muestreo, llenando un recipiente con agua desionizada, que se etiqueta, empaqueta, sella y se envía al laboratorio con las otras muestras. El recipiente debe tener las mismas características y debe haber pasado por el mismo procedimiento de limpieza que los recipientes empleados para colectar las muestras. Este blanco se usa para investigar la contaminación durante la colecta y envío de las muestras. El laboratorio requiere un blanco de campo por cada día del muestreo. 2.8.2 Muestras Duplicadas. Se usan para verificar la pr -------------------------------------------------- Note added at 11 hrs (2009-06-19 04:10:00 GMT) -------------------------------------------------- I'm sorry, I thought you were asking for the Spanish translation! |
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field blank field blank Explanation: Below is a link to what field blank is http://74.125.153.132/search?q=cache:6_y6vsESLzMJ:h2o.enr.st... -------------------------------------------------- Note added at 4 days (2009-06-23 11:52:05 GMT) -------------------------------------------------- Field blanks for mercury are defined as an aliquot of mercury-free reagent water that is placed in a sample container, shipped to the field and treated as a sample in all respects, including contact with the sampling devices and exposure to sampling site conditions, filtration, storage, preservation, and all analytical procedures (definition from s. NR 106.145(9), Wis. Adm. Code). A field blank is the best way to estimate how much mercury detected in a sample is "real" and how much is contamination. We encourage using a procedure for obtaining a field blank that exposes the blank to the same environmental conditions as the sample. One way to accomplish that uses "clean" procedures with the following basic steps (for a grab sample): http://dnr.wi.gov/org/es/science/lc/INFO/Mercury/Blanks.htm |
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