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 1983, NTS 93N, atomic absorption spectroscopy (8 elements + As + Mo + Sb), cold vapour (Hg), COL(W), NADNC(U) , Chemex Labs Ltd, Vancouver.

These analytical data are published in GSC OF 1001.

Sample Classification (Analytical)

IndexSample CountSurveySample TypePrep Lab MaterialControl RefUnknown SourceDuplicates count
63     Control Reference Unspecified Yes  No 
1186  NGR stream sediment and water survey, NTS 93N, central British Columbia, 1983 (more) NGR bulk stream sediment <177 micron (NGR) No  No  124 

Analytical Package Description

Laboratory: Chemex Labs Limited

Name: Chemex (NGR stream sediment) AAS (8+3), cold vapour (Hg), COL(W), NADNC(U) (more)

Chemex (National Geochemical Reconnaissance), stream sediment; atomic absorption spectroscopy (8 elements: Zn, Cu, Pb, Ni, Co, Ag, Mn, Fe; air-acetylene) + atomic absorption spectroscopy (arsenic; hydride evolution) + atomic absorption spectroscopy (molybdenum; nitrous oxide) + atomic absorption spectroscopy (mercury; cold vapour) + atomic absorption spectroscopy (antimony; MIBK solvent extraction) + colorimetry (tungsten) + neutron activation-delayed neutron counting (uranium)

Analytical Suites:

1  Chemex (lake and stream sediments) AAS (8 elements; air-acetylene) (NGR aqua regia #8)
2  Chemex AAS (As; hydride evolution) (details not specified explicitly)
3  Chemex (lake and stream sediments) AAS (Mo; nitrous oxide-acetylene)
4  Chemex (lake and stream sediments) CVAAS (Hg)
5  Chemex (stream sediments) COL(W-  d.l.=2ppm; 2.5ml of Kerosene)- potassium bisulphate fusion
6  Chemex (lake sediment) NADNC(U)-flux 8x1013, d.l.= 0.2ppm
7  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  Hg_AAS    Hg  ppb 10  
12  W_Col    W  ppm 2  
13  U_NADNC    U  ppm 0.2  
14  Sb_AAS    Sb  ppm 0.2  
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