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008190904t19731973onc     ob   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn---
0861 |aEn36-508/25E-PDF|zEn36-508/25
1001 |aMcGirr, D. J., |eauthor.
24510|aInterlaboratory quality control study no. 4 : |barsenic, cadmium, cobalt, mercury and nickel / |cD.J. McGirr and R.W. Wales.
264 1|aBurlington, Ontario : |bInland Waters Directorate, Canada Centre for Inland Waters, |c1973.
264 4|c©1973
300 |a1 online resource (v, 7 pages).
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aReport series ; |vno. 25
500 |aPage iv blank and unnumbered in original print edition and omitted in this copy.
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references (page 6).
520 |a"Synthetic samples containing arsenic, cadmium, cobalt, nickel and mercury were analyzed by nine laboratories participating in a study of trace metals. Most laboratories used atomic absorption methods for determining cadmium, cobalt and nickel; precision and accuracy were good for these three metals. Results were also acceptable for arsenic, which most laboratories determined by the silver diethyldithiocarbamate method. Both precision and accuracy were rather poor for mercury, which was analyzed by various procedures based on flameless atomic absorption; it is suggested that the laboratories should review their procedures"--Summary, page v.
530 |aIssued also in print format.
69207|2gccst|aWater
69207|2gccst|aWater quality
69207|2gccst|aAnalysis
7001 |aWales, R. W., |eauthor.
7101 |aCanada. |bEnvironment Canada.
7101 |aCanada. |bInland Waters Directorate.
830#0|aReport series (Canada. Inland Waters Directorate)|vno. 25.|w(CaOODSP)9.862410
85640|qPDF|s519 KB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en36-508/En36-508-25-eng.pdf