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pH Standard, Cert.Ref Material, CRM 10.012, Traceable, Mfr#: 4282
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pH Standard, Cert.Ref Material, CRM 10.012, Traceable, Mfr#: 4282

$28.69

pH Standard, Cert. Ref Material, PK6, Traceable, Mfr#: 4288
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pH Standard, Cert. Ref Material, PK6, Traceable, Mfr#: 4288

$25.49

Memory Timer w/ Earphone, Sper Scientific, Mfr#: 810029A
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Memory Timer w/ Earphone, Sper Scientific, Mfr#: 810029A

$150.99

Stopwatch, Traceable, Digital NIST, Traceable, Mfr#: 1043
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Stopwatch, Traceable, Digital NIST, Traceable, Mfr#: 1043

$13.19

Stopwatch, Traceable, Digital NIST, Traceable, Mfr#: 1043
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Stopwatch, Traceable, Digital NIST, Traceable, Mfr#: 1043

$13.19

pH Standard, Cert. Ref Material, CRM 7.000, Traceable, Mfr#: 4281
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pH Standard, Cert. Ref Material, CRM 7.000, Traceable, Mfr#: 4281

$30.59

60-Memory Stopwatch, Sper Scientific, Mfr#: 810033
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60-Memory Stopwatch, Sper Scientific, Mfr#: 810033

$44.25

pH Standard, Cert. Ref Material, PK6, Traceable, Mfr#: 4287
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pH Standard, Cert. Ref Material, PK6, Traceable, Mfr#: 4287

$24.79

Large Display Water Resistant Stopwatch, Sper Scientific, Mfr#: 810035A
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Large Display Water Resistant Stopwatch, Sper Scientific, Mfr#: 810035A

$22.59

Water Resistant Stopwatch, Sper Scientific, Mfr#: 810012
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Water Resistant Stopwatch, Sper Scientific, Mfr#: 810012

$15.19

Timer Plus, Traceable, Traceable, Mfr#: 5045
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Timer Plus, Traceable, Traceable, Mfr#: 5045

$32.89

Timer Plus, Traceable, Traceable, Mfr#: 5045
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Timer Plus, Traceable, Traceable, Mfr#: 5045

$32.89

Heat Stress Stopwatch with NIST Calibration Certificate, Reed Instruments, Mfr#: SW700-NIST
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Heat Stress Stopwatch with NIST Calibration Certificate, Reed Instruments, Mfr#: SW700-NIST

$348.99

Digital Stopwatch, Reed Instruments, Mfr#: SW600
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Digital Stopwatch, Reed Instruments, Mfr#: SW600

$18.99

Digital Stopwatch, Reed Instruments, Mfr#: SW600
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Digital Stopwatch, Reed Instruments, Mfr#: SW600

$18.99