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    购买 Science Lab Stop Watch

    赞助
    $55.65
    Traceable Alarm Timer: 1 in X 3 in X 3 1/4 In, 1 in Overall Dp, 3 in Overall Ht, LCD, Audible Model: 5000
    Grainger
    $55.65
    Traceable Alarm Timer: 1 in X 3 in X 3 1/4 In, 1 in Overall Dp, 3 in Overall Ht, LCD, Audible Model: 5000
    Grainger
    $47.99
    Time Tracker Visual Timer And Clock
    School Outfitters
    2 千+
    $47.99
    Time Tracker Visual Timer And Clock
    School Outfitters
    $299.00
    $379.00
    Giant 8" Led Count Down/Up - Interval Timer - Stopwatch Remote Control Clock
    BigTimeClocks
    折扣 21%
    $299.00
    $379.00
    Giant 8" Led Count Down/Up - Interval Timer - Stopwatch Remote Control Clock
    BigTimeClocks
    $49.95
    $77.00
    Observational Research Stopwatch
    Sper Direct
    折扣 35%
    $49.95
    $77.00
    Observational Research Stopwatch
    Sper Direct
    $159.00
    $269.00
    Large 4" Led Count Down/Up/Interval Timer/ Stopwatch Remote Control Clock
    BigTimeClocks
    折扣 40%
    $159.00
    $269.00
    Large 4" Led Count Down/Up/Interval Timer/ Stopwatch Remote Control Clock
    BigTimeClocks
    $38.50
    Traceable Calibrated Big-Digit Stopwatch , 2.5" X 0.875" | Cole-Parmer
    Cole-Parmer
    $38.50
    Traceable Calibrated Big-Digit Stopwatch , 2.5" X 0.875" | Cole-Parmer
    Cole-Parmer
    $46.64
    Traceable STOPWATCH JUMBO DIGIT NIST 3X2: +/-0.001% Accuracy, Stopwatch Functions, Count Up, LCD Model: 1051
    Grainger
    $46.64
    Traceable STOPWATCH JUMBO DIGIT NIST 3X2: +/-0.001% Accuracy, Stopwatch Functions, Count Up, LCD Model: 1051
    Grainger
    $3,473.00
    North Sciences PR Series Lab/Pharmacy Refrigerator, 2°C To 8°C, 395 L, 110 V | Cole-Parmer
    Cole-Parmer
    $3,473.00
    North Sciences PR Series Lab/Pharmacy Refrigerator, 2°C To 8°C, 395 L, 110 V | Cole-Parmer
    Cole-Parmer
    $96.50
    Traceable Memory Stopwatch: +/-0.001% Accuracy, Recall 300 Records/Stopwatch Functions, LCD, Audible Model: 1052
    Grainger
    $96.50
    Traceable Memory Stopwatch: +/-0.001% Accuracy, Recall 300 Records/Stopwatch Functions, LCD, Audible Model: 1052
    Grainger
    $14.10
    Traceable Calibrated Lightweight Digital Stopwatch , 2.8125" X 0.75" | Cole-Parmer
    Cole-Parmer
    $14.10
    Traceable Calibrated Lightweight Digital Stopwatch , 2.8125" X 0.75" | Cole-Parmer
    Cole-Parmer
    $23.50
    $38.00
    100 Memory Water And Shock Resistant Stopwatch
    Sper Direct
    折扣 38%
    $23.50
    $38.00
    100 Memory Water And Shock Resistant Stopwatch
    Sper Direct
    $49.99
    $67.00
    Advanced Decimal Display Stopwatch
    Sper Direct
    1
    折扣 25%
    $49.99
    $67.00
    Advanced Decimal Display Stopwatch
    Sper Direct
    $30.16
    Pocket Timer / Stopwatch
    The Lab Depot
    $30.16
    Pocket Timer / Stopwatch
    The Lab Depot
    $245.85
    Gralab Model 171 60 Minute General Purpose Timer, 7-1/2" Length X 7-1/2" Width X 2-1/2" Height, +/-0.015% Accuracy
    Amazon.com
    65
    Free shipping
    $245.85
    Gralab Model 171 60 Minute General Purpose Timer, 7-1/2" Length X 7-1/2" Width X 2-1/2" Height, +/-0.015% Accuracy
    Amazon.com
    $41.99
    Heathrow Scientific Pocket Timer / Stopwatch / Clock - Lab Alert Pocket Timer / Stopwatch / Clock, Gray - HS24490D - 1 Each / Each
    Grayline Medical
    5% Off*
    $41.99
    Heathrow Scientific Pocket Timer / Stopwatch / Clock - Lab Alert Pocket Timer / Stopwatch / Clock, Gray - HS24490D - 1 Each / Each
    Grayline Medical
    $17.99
    ACCUSPLIT AX625 PRO Cumulative/Lap Split Stopwatch, Black
    Amazon.com
    11
    $17.99
    ACCUSPLIT AX625 PRO Cumulative/Lap Split Stopwatch, Black
    Amazon.com
    $30.16
    Triple Timer
    The Lab Depot
    $30.16
    Triple Timer
    The Lab Depot
    $99.00
    GAN XIN LED Countdown Clock/Up Digital Timer, 12/24-Hourtime Clock, Stopwatch LED Wall Clock With Remote Control, Use Indoor Led Chronometer(RED)
    Amazon.com
    27
    Free shipping
    $99.00
    GAN XIN LED Countdown Clock/Up Digital Timer, 12/24-Hourtime Clock, Stopwatch LED Wall Clock With Remote Control, Use Indoor Led Chronometer(RED)
    Amazon.com