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Whether you're determining unknown substances or calibrating analytical instruments, you will need certified laboratory standard solutions. Here at Lab Pro, our standards aim to increase lab efficiency and help users achieve more accurate results. Browse through our standards selection ranging from water-soluble ammonium sulfamate to phenacetin powder. If you need laboratory standards in bulk, don't hesitate to reach us at 888-4-LABPRO (888-452-2776). We also offer next-day service in California and same-day service for will-calls.
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    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 3 - 2230.003-4

    $179.57
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 3 - 2230.003-4Size:100 mL Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 2 - 2230.002-16

    $100.56
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 2 - 2230.002-16Size:500 mL Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 2 - 2230.002-4

    $88.40
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 2 - 2230.002-4Size:100 mL Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 1 - R2230001-500C

    $234.72
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 1 - R2230001-500CSize:500 mL Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 500 - 2230-16

    $421.43
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 500 - 2230-16Size:500 mL Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 500 - 2230-32

    $460.85
    Color Standard, APHA / Hazen (Platinum-Cobalt), Color = 500 - 2230-32Size:1 L Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Color Standard Stock, APHA 500, Modified - R2229950-1C

    $689.47
    Color Standard Stock, APHA 500, Modified - R2229950-1CSize:1 L Glass amberCAS Number:7732-18-5,7647-01-0,16921-30-5,7791-13-1

    Chemical Oxygen Demand Standard, 10,000 ppm COD - R2229100-500A

    $251.56
    Chemical Oxygen Demand Standard, 10,000 ppm COD - R2229100-500ASize:500 mL Poly naturalCAS Number:7732-18-5,877-24-7

    Chemical Oxygen Demand Standard, 10,000 ppm COD - R2229100-1A

    $318.48
    Chemical Oxygen Demand Standard, 10,000 ppm COD - R2229100-1ASize:1 L Poly naturalCAS Number:7732-18-5,877-24-7

    Chemical Oxygen Demand Standard, 5000 ppm COD - 2229-16

    $186.71
    Chemical Oxygen Demand Standard, 5000 ppm COD - 2229-16Size:500 mL Poly naturalCAS Number:7732-18-5,877-24-7

    Chemical Oxygen Demand Standard, 300 ppm COD - 2228-16

    $49.17
    Chemical Oxygen Demand Standard, 300 ppm COD - 2228-16Size:500 mL Poly naturalCAS Number:7732-18-5,877-24-7

    Chemical Oxygen Demand Standard, 300 ppm COD - 2228-32

    $89.40
    Chemical Oxygen Demand Standard, 300 ppm COD - 2228-32Size:1 L Poly naturalCAS Number:7732-18-5,877-24-7

    Chemical Oxygen Demand Standard, 100 ppm COD - 2227-16

    $92.69
    Chemical Oxygen Demand Standard, 100 ppm COD - 2227-16Size:500 mL Poly naturalCAS Number:7732-18-5,877-24-7

    Cobalt Standard, 10,000 ppm Co - 2205-16

    $209.41
    Cobalt Standard, 10,000 ppm Co - 2205-16Size:500 mL Poly naturalCAS Number:7732-18-5,10026-22-9,7697-37-2

    Cobalt Standard, 10,000 ppm Co - 2205-4

    $89.16
    Cobalt Standard, 10,000 ppm Co - 2205-4Size:120 mL Poly naturalCAS Number:7732-18-5,10026-22-9,7697-37-2

    Cobalt Standard, 10 ppm Co in 3% HNO? - R2111010-1N

    $143.79
    Cobalt Standard, 10 ppm Co in 3% HNO? - R2111010-1NSize:1 L Poly naturalCAS Number:7732-18-5,7697-37-2,7440-48-4

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