PINPOINT High-Precision pH Calibration Fluids: 4.000 +/- 0.002, 7.000 +/- 0.002, 10.000 +/- 0.005. These come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml). There is a free sample of these included with each PINPOINT pH Monitor and PINPOINT pH Controller. All electronic pH instruments should be calibrated monthly.
Pinpoint American Marine pH Calibration Fluid 4.0 7.0 10.0 Combo Pack
Was:
$65.40
Now:
$32.70
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Pinpoint American Marine pH Calibration Fluid 4.0 7.0 10.0 Combo Pack
- SKU:
- ZA650880
- UPC:
- 852664370315
- Condition:
- New
- Availability:
- Free Shipping from the USA. Estimated 2-4 days delivery.
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American Marine PINPOINT pH Calibration Fluid 7.0 Packet
Was:
$61.66
Now:
$30.83
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American Marine PINPOINT pH Probe
Was:
$139.88
Now:
$69.94
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Pinpoint American Marine Calibration Thermometer - Aquarium Temperature
Was:
$75.88
Now:
$37.94
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PH 4.01/7.0/10.01 buffer solution SET 20ml Calibration Fluids aquarium PH Meter
Was:
$117.52
Now:
$58.76