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The Chemical Analysis of Argonne Premium Coal Samples

Edited by Curtis A. Palmer
U.S. Geological Survey Bulletin 2144


Comparison of the concentrations of 51 elements determined by multiple analytical techniques in 8 Argonne Premium Coal samples.

Appendix 1. Comparison of the concentrations of 51 elements determined by multiple analytical techniques in 8 Argonne Premium Coal samples -- continued.

[Analyses of splits for each sample are followed by an average. --, no data. See definitions on p. 77]

  K (weight percent) Ti (weight percent)
Technique
Material analyzed
Location
INAA
WC
R
WDXRF
Ash
R
ICAP-AES
Ash
R
ICAP-AES
Ash
D
DCAES
Ash
R
WDXRF
Ash
R
ICAP-AES
Ash
R
ICAP-AES
Ash
D
DCAES
Ash
R
DCAES
WC
R
UF PC-1-1 0.264 0.26 0.283 0.28 0.31 .078 0.078 0.072 0.061 0.10
UF PC-1-2 .262 .28 .283 .30 .28 .082 .080 .074 .039 .10
UF PC-1-3 .280 -- .283 .29 .30 -- .078 .078 .059 .10
AVG PC-1 .269 .27 .283 .29 .30 .080 .079 .075 .053 .10
WY PC-2-1 .0268 {.03} .028 .027 .031 .051 .056 .048 .030 .050
WY PC-2-2 .0335 {.03} .028 .035 .037 .052 .056 .049 .037 .050
WY PC-2-3 .0272 -- .026 .038 .031 -- .055 .056 .041 .038
AVG PC-2 .0292 .03 .028 .033 .033 .051 .056 .051 .036 .044
IL PC-3-1 .199 .21 .194 .23 .24 {.07} .070 .072 .062 .089
IL PC-3-2 .186 .20 .194 .22 .26 {.07} .070 .071 .065 .100
IL PC-3-3 .199 -- .194 .22 .28 -- .070 .064 .073 .086
AVG PC-3 .195 .20 .194 .22 .26 .07 .070 .069 .066 .092
PITT PC-4-1 .109 .11 .110 .11 .13 .059 .057 .051 .059 .086
PITT PC-4-2 .112 .11 .110 .11 .12 .060 .056 .051 .052 .090
PITT PC-4-3 .109 -- .110 .11 .14 -- .055 .049 .059 .097
AVG PC-4 .110 .11 .110 .11 .13 .059 .056 .050 .057 .091
POC PC-5-1 .0284 {.03} .027 .036 .034 .040 .038 .044 .028 .084
POC PC-5-2 .026 {.03} .028 .036 .033 .039 .038 .038 .025 .084
POC PC-5-3 .033 -- .028 .032 .039 -- .037 .038 .031 .078
AVG PC-5 .029 .03 .028 .035 .036 .040 .038 .040 .028 .082
UT PC-6-1 .018 {.02} {.014} .027 .022 {.02} .023 .023 .018 --
UT PC-6-2 <.025 -- {.014} .027 .014 -- 0.023 .023 .020 --
UT PC-6-3 .0252 -- -- .029 .017 --   .023 .018 --
AVG PC-6 .022 (.02) .014 .028 .017 (.02) .023 .023 .019 --
WV PC-7-1 .517 .46 .489 .46 .39 .24 .260 .22 .18 --
WV PC-7-2 .497 -- .501 .53 .33 -- .260 .24 .18 --
WV PC-7-3 .500 -- .495 .48 .35 -- .260 .23 .17 --
AVG PC-7 .505 (.46) .495 .49 .36 (.24) .260 .23 .18 --
ND PC-8-1 .028 {.03} {.012} .044 .038 {.02} .020 .018 .017 --
ND PC-8-2 <.040 -- {.016} .032 .033 -- .019 .018 .017 --
ND PC-8-3 .030 -- {.015} .036 .039 -- .020 .020 .019 --
AVG PC-8 .029 (.03) {.014} .037 .037 (.02) .020 .019 .018 --
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