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 | pH Buffer Powder Packets, 4.0, 7.0, 10.01
HM Digital's pH buffer comes in powder form and has an indefinite shelf life. Make only what you need, when you need it. NC-11104
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$9.95
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|  | pH Buffer Solution, 4.01, 20ml
Electronic pH meters require periodic calibration using standard value calibration solutions (buffer solutions). pH 4.01in 20ml single-use packet. NC-8712
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$1.50
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|  | pH Buffer Solution, 7.01, 20ml
Electronic pH meters require periodic calibration using standard value calibration solutions (buffer solutions). pH 7.01 in 20ml single-use packet. NC-8711
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$1.50
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 | pH Buffer Solution, 10.01, 20ml
Electronic pH meters require periodic calibration using standard value calibration solutions (buffer solutions). pH 10.01 in 20ml single-use packet. NC-8710
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$1.50
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|  | pH Buffer Solution, 4.0, 16oz.
This pH calibration solution is colored red for easy recognition. Standardized at 25°C against NIST standard reference material. G-2008
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$14.00
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|  | pH Buffer, Certified, 4.010, 500ml
This standard calibration solution has a certified pH value of 4.010 at 25°C. This buffer is prepared to an accuracy of ±0.002% pH to meet the increasing need for accuracy in pH measurements. NC-10201
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$27.00
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 | pH Buffer Solution, 7.0, 16oz.
This pH calibration solution is colored yellow for easy recognition. Standardized at 25°C against NIST standard reference material. G-2009
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$14.00
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|  | pH Buffer Certified, 7.010, 500ml
This standard calibration solution has a certified pH value of 7.010 at 25°C. This buffer is prepared to an accuracy of ±0.002% pH to meet the increasing need for accuracy in pH measurements. NC-10202
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$27.00
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|  | pH Buffer Solution, 10.0, 16oz.
This pH calibration solution is colored blue for easy recognition. Standardized at 25°C against NIST standard reference material. G-2010
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$14.00
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 | pH Buffer Certified, 10.010, 500ml
This standard calibration solution has a certified pH value of 10.010 at 25°C. This buffer is prepared to an accuracy of ±0.002% pH to meet the increasing need for accuracy in pH measurements. NC-10203
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$27.00
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| pH Buffer Solution, 12.450, 500ml
This standard calibration solution has a certified pH value of 12.450 at 25°C. This buffer is prepared to an accuracy of ±0.002% pH to meet the increasing need for accuracy in pH measurements. NC-10201
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$23.00
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|  | TDS 342 ppm TDS NaCl Calibration Solution, 89ml
HM Digital's 342 ppm NaCl calibration solution comes in a lightweight HDPE plastic bottle and is sealed with a coated foam liner. NC-11105
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$4.95
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 | Conductivity Solution- 12,880µS, 500ml
Use this conductivity standard solution to calibrate conductivity testers such as the Hanna DiST 6 and Hanna COMBO, High Range. NC-5757
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$13.00
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|  | Conductivity Solution- 12,880µS, 20ml
Use this conductivity standard solution to calibrate conductivity testers such as the Hanna DiST 6 and Hanna COMBO, High Range. NC-9432
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$1.50
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|  | Conductivity Solution- 1413µS, 500ml
Use this conductivity standard solution to calibrate conductivity testers such as the Hanna DiST 5 and Hanna COMBO Low Range. NC-4277
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$13.00
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