SEA-BIRD ELECTRONICS, INC.

1808 136th Place N.E., Bellevue, Washington 98005 USA

Phone: (425) 643 - 9866 Fax: (425) 643 - 9954 Internet: seabird@seabird.com

SENSOR SERIAL NUMBER = 0020 SBE 43

CALIBRATION DATE: 13-Nov-01repair OXYGEN CALIBRATION DATA

COEFFICIENTS:

Soc = 0.4281 TCor = 0.0007

Boc = 0.0127 PCor = 1.350e-04

Voffset = -0.6119

BATH OX BATH TEMP BATH SAL INSTRUMENT INST OX RESIDUAL

ml/l (ITS-90 degsC) PSU VOLTS ml/l ml/l

1.38 25.00 0.06 1.148 1.38 -0.00

1.52 5.00 0.07 0.984 1.52 0.00

2.38 25.00 0.06 1.542 2.37 -0.00

2.52 5.00 0.07 1.247 2.53 0.01

3.37 25.00 0.06 1.940 3.37 -0.00

3.57 5.00 0.07 1.518 3.57 0.00

5.40 25.00 0.06 2.748 5.40 0.00

5.59 5.00 0.07 2.044 5.59 -0.00

7.33 5.04 0.07 2.501 7.33 - 0.00

Note: Replaced the electrolyte and oxygen membrane

Re-backfilled the sensor’s electrolyte reservoir

De-gassed the sensor’s electrolyte solution

Installed new style DO plenum

Recal’d the sensor

Performed full diagnostic evals