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Table 3 Precision, mean washing time, and costs of the preservation procedures analyzed

From: Cost/benefit and the effect of sample preservation procedures on quantitative patterns in benthic ecology

 

Muddy sediment

Sandy sediment

Ethanol

Formalin

Ethanol

Formalin

Precision

0.19

0.14

0.04

0.16

Mean washing time (min)

7.1 (± 1.6)

7.5 (± 3.5)

8.0 (± 2.0)

8.7 (± 1.8)

Mean cost of sampling unit (U.S. Dollar)

$10

$10.7

$11.3

$12.4

Additional costs (U.S. Dollar)

$9.4

2.83 = formaldehyde

7.86 = mask

1.57 = safety glasses

943.4 = fume hood

Total: $955.7

$9.4

2.83 = formaldehyde

7.86 = mask

1.57 = safety glasses

943.4 = fume hood

Total: $955.7