Analytical Sample Bundle Metadata



Type: lab data

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Download analytical data for this bundle in one of three formats, depending on the desired convention for treating values below the lower detection limit:

Bundle Description

NGR stream sediment analysis, British Columbia 1981, NTS 92H, 11 elements by atomic absorption spectroscopy, tungsten by colorimetry, mercury by flameless spectroscopy, Chemex Labs Ltd, North Vancouver.

These analytical data are published in the GSC OF 865.

Sample Classification (Analytical)

IndexSample CountSurveySample TypePrep Lab MaterialControl RefUnknown SourceDuplicates count
55     Control Reference Unspecified Yes  No 
1052  NGR stream sediment and water survey, NTS 92H, Hope, British Columbia, 1981 (more) NGR bulk stream sediment <177 micron (NGR) No  No  114 

Analytical Package Description

Laboratory: Chemex Labs Limited

Name: Chemex (URP stream sediment) AAS (8+As+Mo+Sb), CVAAS (Hg), COL(W) (more)

Chemex (Uranium Reconnaissance Program)stream sediments; atomic absorption spectroscopy (8 elements: Zn, Cu, Pb, Ni, Co, Ag, Mn, Fe; air-acetylene flame)+ atomic absorption spectroscopy (arsenic;hydride generation) + atomic absorption spectroscopy (molybdenum; nitrous oxide-acetylene flame) + colorimetry (tungsten-detection limit 2 ppm, using pyrosulfate and dithiol)+ flameless spectroscopy (mercury) + MIBK solvent extraction atomic absorption spectroscopy (antimony)

Analytical Suites:

1  Chemex (lake and stream sediments) AAS (8 elements; air-acetylene) (NGR aqua regia #4)
2  Chemex (lake and stream sediments) AAS (As; hydride generation)
3  Chemex (lake and stream sediments) AAS (Mo; nitrous oxide-acetylene)
4  Chemex (stream sediments) COL (W)- using pyrosulfate and dithiolcarbonate (dl = 2ppm)
5  Chemex (lake and stream sediments) CVAAS (Hg)
6  Chemex (stream sediments) MIBK solvent extraction atomic absorption spectroscopy (Sb)

Analytical Methods:

IndexColumn NameSuite OrderMethod OrderSuite RepeatQuantityUnitsDetermination Limit
1  Zn_AAS    Zn  ppm 2  
2  Cu_AAS    Cu  ppm 2  
3  Pb_AAS    Pb  ppm 2  
4  Ni_AAS    Ni  ppm 2  
5  Co_AAS    Co  ppm 2  
6  Ag_AAS    Ag  ppm 0.2  
7  Mn_AAS    Mn  ppm 5  
8  Fe_AAS    Fe  percent 0.02  
9  As_AAS    As  ppm 1  
10  Mo_AAS    Mo  ppm 2  
11  W_Col    W  ppm 2  
12  Hg_AAS    Hg  ppb 10  
13  Sb_AAS    Sb  ppm 0.2  
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