pH 4.01 Buffer Solution 20ml
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Premium quality pH 4.01 calibration buffer solutions
- Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened.
- Specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet.
- Each sachet contains 20 mL of buffer.
- Accuracy of +/- 0.01 pH @ 25°C.
- Temperature chart of the actual pH value at various temperatures printed on each sachet.
- Ideal for users that do not calibrate frequently.
- Light block packaging prevents oxidation from UV light that could alter the buffer value.