Analytical Sample Bundle Metadata


NGR-0053-1978-BC-SS-1 (includes both stream and lake sediments)

Type: lab data

Bundle Download

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 and lake sediment analysis, British Columbia 1978 survey, NTS 104O, 9 elements by atomic absorption spectroscopy, tungsten by colorimetry, Chemex Labs Ltd., Vancouver.

These analytical data are published in GSC OF 561.

Sample Classification (Analytical)

IndexSample CountSurveySample TypePrep Lab MaterialControl RefUnknown SourceDuplicates count
58     Control Reference Unspecified Yes  No 
85  NGR stream and lake sediments and waters, NTS 104O, northern British Columbia, 1978 (more) NGR lake sediment grab sample <177 micron (NGR) No  No  10 
999  NGR stream and lake sediments and waters, NTS 104O, northern British Columbia, 1978 (more) NGR bulk stream sediment <177 micron (NGR) No  No  106 

Analytical Package Description

Laboratory: Chemex Labs Limited

Name: Chemex (URP stream and lake sediment) AAS(8+Mo), COL(W, dl=4ppm) (more)

Chemex (Uranium Reconnaissance Program) stream and lake sediments; atomic absorption spectroscopy (8 elements: Zn, Cu, Pb, Ni, Co, Ag, Mn, Fe; air-acetylene flame) + atomic absorption spectroscopy (molybdenum; nitrous oxide-acetylene flame) ) + colorimetry (tungsten-detection limit 4ppm, 3ml kerosene)

Analytical Suites:

1  Chemex (lake and stream sediments) AAS (8 elements; air-acetylene) (NGR aqua regia #4)
2  Chemex (lake and stream sediments) AAS (Mo; nitrous oxide-acetylene)
3  Chemex colorimetry (tungsten – d.l.=4ppm; 3ml of kerosene, overnight heating)

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  Mo_AAS    Mo  ppm 2  
10  W_Col    W  ppm 4  
Date modified: