HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. Dry so it ships easily.
FEATURES
Variety pack of ORP buffer solution.
Test kit to check the quality of your ORP electrode.
Simple to use.
Powder has an indefinite shelf life.
SPECIFICATIONS
Total volume: 1.0 liter. Each powder packet makes 100 ml of solution (when mixed with distilled or deionized water - not included) Contents: 5 packets of +92mV, 5 packets of +265mV Extras: Includes three empty 100 ml bottles Accuracy: +/- 0.2 ORP at 25 degrees Celsius Preparation directions included with the kit
These color coded buffer solutions are NIST traceable and should be used regularly to calibrate your pH meters.Contents:One each of the following in 500 mL containers.
pH 4.00,
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