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BSI 23/30461320 DC:2023 Edition

BSI 23/30461320 DC:2023 Edition

$13.70

BS EN ISO 10253. Water quality. Marine algal growth inhibition test with Skeletonema sp. and Phaeodactylum tricornutum

Published By Publication Date Number of Pages
BSI 2023 33
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PDF Catalog

PDF Pages PDF Title
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
8 4 Principle
9 5 Materials
5.1 Test organisms
10 5.2 Reagents
5.2.1 Water
5.2.2 Synthetic Sea water
5.2.3 Nutrients
11 6 Apparatus
12 7 Procedure
7.1 Preparation of growth medium
7.2 Preparation of pre-culture and inoculum
7.3 Choice of test concentrations
13 7.4 Preparation of test substance stock solutions
7.5 Preparation of test and control batches
7.6 Incubation
14 7.7 Measurements
8 Validity criteria
9 Interpretation of data
9.1 Plotting growth curves
15 9.2 Calculation of percentage inhibition
9.3 Determination of EC(r)x
10 Expression of results
16 11 Interpretation of results
12 Test report
17 Annex€A (informative) Preparation of dilution series of mixtures in sea water(effluents or elutriates)
18 Annex€B (informative) Test procedure starting from stored algal inocula, and with direct measurement of algal growth in spectrophotometric cells
24 Annex€C (informative) Performance data
25 Annex€D (informative) Marine algal growth inhibition test with Phaeodactylum tricornutum applied in 24-well-microwell plates
33 Bibliography

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BSI 23/30461320 DC
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