Analytical Package Metadata

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

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Analytical Package Description

Laboratory: Chemex Labs Limited

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  

Associated Analytical Sample Bundles:

IndexBundle IDBundle NameYear
1  210515     NRG-0086-1983-BC-SS-1   1984
2  210517     NRG-0087-1983-BC-SS-1   1984
Date modified: