pH Buffer Solutions | McMaster-Carr

	Concentration Range Concentration Range

1 ppm

4.0 pH

7.0 pH

10.0 pH

0.3 g/L

3.0 g/L

	For Calibrating For Calibrating

Salinity

Chlorine

	Container Size Container Size

1 gal.

20 ml

500 ml

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

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17 Products

Calibration Solutions for Chemistry Sensors

20 mL

500 mL

1 Gal.

Maintain the accuracy of chemistry sensors.

20 ml
For Calibrating	Concentration Range		Pkg.
Chlorine	1 ppm	000000000	000000
			Each
500 ml
Salinity	0.3 g/L	000000000	00000
Salinity	3.0 g/L	000000000	00000
pH	4.0 pH	000000000	00000
pH	7.0 pH	000000000	00000
pH	10.0 pH	000000000	00000
1 gal.
pH	4.0 pH	000000000	00000
pH	7.0 pH	000000000	00000
pH	10.0 pH	000000000	00000

Calibration Solutions for Chemistry Sensors with Analysis Certificate

500 mL

1 Gal.

Ensure accurate calibration results with these solutions that come with an analysis certificate traceable to NIST that states they’ve passed a test for concentration.

500 ml
For Calibrating	Concentration Range		Each
pH	4.0 pH	0000000	000000
pH	7.0 pH	0000000	00000
pH	10.0 pH	0000000	00000
1 gal.
pH	4.0 pH	0000000	00000
pH	7.0 pH	0000000	00000
pH	10.0 pH	0000000	00000

Cleaning Solutions for pH Sensors

Remove deposits and contaminants from pH sensors.

Container Size, ml		Each
500	000000000	000000

Storage Solutions for pH Meters

Prevent pH sensors from drying between uses to extend service life.

Container Size, ml		Each
500	000000000	000000