Calibration standards are essential tools in the laboratory for ensuring accurate measurements and maintaining the reliability of equipment. Lab Procurement Services carries an extensive range of electrochemistry, spectrophotometry, chromatography, calorimetry, and other standards to ensure that your instrumentation is providing consistent, dependable results. See our pH Buffers category for your Electrochemistry calibration needs, and give us a call if we can assist with additional products you may need!

Calibration Standards

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  1. T-Cal Turbidity Standard, 20 Ntu 1000ML
    Manufacturer: Lovibond Tintometer Group
    T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting (1 per EA )
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    $235.30
  2. Sulfate Standard, 1000Ppm (1ML = 1Mg So4), 1L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, , UN Number: (1 per EA)
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    was $110.30 Special Price $84.86
  3. T-Cal Formazin Standard, 4000 Ntu 500ML
    Manufacturer: Lovibond Tintometer Group
    T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting (1 per EA )
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    $83.00
  4. Sulfate Standard, 100Ppm (1ML = 0.1Mg So4), 1L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 12, , UN Number: (1 per EA)
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    was $100.30 Special Price $75.22
  5. Orp Standard, 200Mv, 500ML, Amber Glass
    Manufacturer: LabChem
    Shelf Life (months): 12, , UN Number: (1 per EA)
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    was $86.00 Special Price $64.50
  6. T-Cal Turbidity Standard, 20 Ntu 500ML
    Manufacturer: Lovibond Tintometer Group
    T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting (1 per EA )
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    $122.50
  7. T-Cal Turbidity Standard, <0.1 Ntu 1000ML
    Manufacturer: Lovibond Tintometer Group
    T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting (1 per EA )
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    $115.40
  8. pHenol Standard, 1000Ppm (1ML = 1Mg), 125ML, Amber Glass
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $52.20 Special Price $39.15
  9. Cadmium Aa Standard, 1000Ppm (1ML = 1Mg Cd), 125ML, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: UN3264 (1 per EA)
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    was $45.00 Special Price $33.75
  10. KCl Cond Std, 10 µS/cm, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    KCl Cond Std, 10 µS/cm, 500.00 mL Poly natural (1 per EA )
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    was $42.00 Special Price $31.32
  11. pH Calibration Solution Kit 7.00, 4.00, 10.01 (16oz), plus CalPod Solution Organizer
    Manufacturer: Apera Instruments
    pH Calibration Solution Kit 7.00, 4.00, 10.01 (16oz), plus CalPod Solution Organizer (1 per EA )
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    was $45.00 Special Price $38.88
  12. Protelyte Storage Solution, 4oz.
    Manufacturer: Apera Instruments
    Protelyte pH Electrode Storage Solution, 4oz. The Apera Instruments Protelyte pH Electrode Storage Solution is used for storage and refilling with pH electrodes/probes that adopt Protelyte electrolytes, such as LabSen 821 and LabSen 823. The solution is a (1 per EA )
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    was $22.00 Special Price $19.01
  13. 12.88 mS/cm Conductivity Calibration Solution 16oz
    Manufacturer: Apera Instruments
    Standardized against NIST certified references at 25°C (77°F), ideal for the calibration of all types of conductivity meters Double-sealed, 1-Year shelf life Expiration date and Temperature/pH reference chart provided for reference Non-hazardous product (MSDS is downloadable) The Apera Instruments AI1121 12.88 mS/cm (12880 µS/cm) Standard Conductivity Calibration Solution is standardized against NIST certified references at 25°C (77°F). It's ideal for the calibration of all kinds conductivity meters. Since conductivity value are affected by temperature, the temperature & conductivity reference charts are provided on the bottle labels for your reference. All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 1-year shelf life. The expiration date is printed on the bottle. MSDS is downloadable at support.aperainst.com; Certificate of Analysis can be achieved by requests. Note: Store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of reach of children. (1 per EA )
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    was $30.00 Special Price $25.92
  14. 1413 µS/cm Conductivity Calibration Solution 16oz
    Manufacturer: Apera Instruments
    Standardized against NIST certified references at 25°C (77°F), ideal for the calibration of all types of conductivity meters Double-sealed, 1-Year shelf life Expiration date and Temperature/pH reference chart provided for reference Non-hazardous product (MSDS is downloadable) The Apera Instruments AI1121 1413 µS/cm Standard Conductivity Calibration Solution is standardized against NIST certified references at 25°C (77°F). It's ideal for the calibration of all kinds conductivity meters. Since conductivity value are affected by temperature, the temperature & conductivity reference charts are provided on the bottle labels for your reference. All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 1-year shelf life. The expiration date is printed on the bottle. MSDS is downloadable at support.aperainst.com; Certificate of Analysis can be achieved by requests. Note: Store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of reach of children. (1 per EA )
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    was $20.00 Special Price $17.28
  15. Gold Atomic Absorption Standard EP, bioCERTIFIED(TM), 25kg
    Manufacturer: Spectrum Chemical
    Gold Atomic Absorption Standard (1 per EA)
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    $288.55
  16. T-Cal Turbidity Standard, 200 Ntu 500ML
    Manufacturer: Lovibond Tintometer Group
    T-CAL® Turbidity Standards are stable Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA & ISO compliant for reporting (1 per EA )
    Learn More
    $122.50
  17. Chloride Standard, 5 ppm Cl, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    Chloride Standard, 5 ppm Cl, 500.00 mL Poly natural (1 per EA )
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    was $46.50 Special Price $34.56
  18. Chloride Standard, 0.15 ppm Cl, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    Chloride Standard, 0.15 ppm Cl, 500.00 mL Poly natural (1 per EA )
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    was $46.50 Special Price $34.56
  19. Chloride Standard, 0.5 ppm Cl, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    Chloride Standard, 0.5 ppm Cl, 500.00 mL Poly natural (1 per EA )
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    was $46.50 Special Price $34.56
  20. Chloride Standard, 1 ppm Cl, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    Chloride Standard, 1 ppm Cl, 500.00 mL Poly natural (1 per EA )
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    was $46.50 Special Price $34.56
  21. Chloride Standard, 2 ppm Cl, 500.00 mL Poly natural
    Manufacturer: Reagents Inc
    Chloride Standard, 2 ppm Cl, 500.00 mL Poly natural (1 per EA )
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    was $46.50 Special Price $34.56
  22. 12.88 mS/cm Conductivity Calibration Solution 8oz
    Manufacturer: Apera Instruments
    12.88 mS/cm Standard Conductivity Calibration Solution, 8oz. Standardized against NIST certified references at 25°C (77°F), ideal for the calibration of all types of conductivity meters Color-coded, Double-sealed, 1-Year shelf life Expiration date and Tem (1 per EA )
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    was $17.00 Special Price $14.69
  23. 21 Component Terpene Mix, High Level, in Methanol
    Manufacturer: Spex Certiprep Inc
    21 Component Terpene Mix, High Level, in Methanol (1 per EA)
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    $232.00
  24. pHenol Standard, 1000Ppm (1ML = 1Mg), 500ML, Amber Glass
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $73.10 Special Price $54.82
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