Form 5a - ICP Forests

Column Description Format Ref_Tab Item #
(mg/kg)
361 - 367
Reactive Fe (acid oxalate extractable Fe)
(mg/kg)
F 7
369 - 418 Other observations C 50 (84)
371 – 372
Current interlaboratory comparison test number
(eg. 08)
C 2 (71)
374 – 376
Laboratory codenumber in this test
(eg. 003 or 36a)
C 3 (71)
Methods and recomputations that have been used shall be described in detail in the
Data Accompanying Report.
4.5.5 XX2009SO.LQA
Soil analysis – Laboratory QA/QC information
Each data file has to start with a comment line. This line starts with an exclamation
mark:
!Sequence, country, plot, date_start, date_end, parameter, extraction, sieving,
removal_compounds, determination, quantification_limit, control_chart_mean,
control_chart_std, ring_test_participation, ring_test_number, Laboratory_ID,
percentage_within, requalification, percentage_within_requal, other_observations
Column Description Format Ref_Tab Item #
01 – 04 Sequence number (1 to 9999) I 4
06 – 07 Country code (France = 01, Belgium = 02, etc.) I 2 X (1)
09 – 12 Observation Plot number (maximum 9999) I 4 (2)
14 – 19 start date Date (117)
21 – 26 end date Date (117)
28 – 36 Parameter Code* (N, S, Ca etc.) C 9 X (113)
38 – 41 Digestion/Extraction method (pretreatment) C 4 X (116)
43 – 45 Sieving/milling method F 3 X (115)
47 – 49 code removal compounds F 3 X (114)
51 – 54 Determination method (see reference list) F 4 X (106)
56 – 61 Quantification limit (unit of parameter) F 6 (107)
63 – 68 Mean of control chart F 6 (107)
70 – 72
Standard deviation [% of mean] =>
coefficient of variation
F 3 (107)
74 Participated at ring Test (yes = 1, no = 0) I 1 (107)
76 – 78 ICP Forests Ring Test Number C 3 (107)
80 – 82 ID of laboratory (e.g. H45, B78, etc.) C 3 (107)
84 – 86
Percentage [%] of the results of the ring tests
within tolerable limits for each ring test
I 3 (107)
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