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 = 1503 TEMPERATURE CALIBRATION DATA

CALIBRATION DATE: 23-Sep-99s ITS-90 TEMPERATURE SCALE

ITS-90 COEFFICIENTS IPTS-68 COEFFICIENTS

g = 4.85079695e-03 a = 3.68143968e-03

h = 6.81SO5135e-04 b = 6.04473347e-04

i = 2.68960453e-05 C = 1.5331030le-05

j = 2.11285662e-06 d = 2.11433483e-06

fo = 1000.000 fo = 6226.993

BATH TEMP INSTRUMENT FREQ INST TEMP RESIDUAL

(ITS-90 degsC) (Hz) (ITS-90 degsC) (ITS-90 degsC)

-1.5168 6226.993 -1.5168 -0.00000

1.0443 6592.113 1.0443 -0.00000

4.6185 7127.070 4.6185 0.00001

8.1254 7681.426 8.1254 0.00002

11.6293 8265.208 11.6292 -0.00003

15.1896 8889.790 15.1896 -0.00004

18.6536 9528.546 18.6537 0.00005

22.1544 10205.872 22.1544 0.00003

25.6820 10921.387 25.6820 -0.00001

29.1533 11658.442 29.1532 -0.00003

32.6286 12429.705 32.6286 0.00001