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You can return the product without providing a reason within 14 days.
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You can return the product without providing a reason within 14 days.
14 days for a return
Your satisfaction is very important to us, therefore you can make a return without providing a reason within
14
days.
No stress and worry
Thanks to the integration with cheap returns you can purchase without stress and be sure that the return process will be hassle free.
Easy returns wizard
All returns processed by our shop are managed in a easy-to-use returns wizard which gives you the ability to send a return parcel.
- PH liquid 4,01 for the calibration of electronic pH-meters
Short description:
Aqua Master PH liquid 4,01 for the calibration for electronic pH-meters
Aqua Master pH calibration buffer solution has a known and fixed pH-value and is used for calibrating pH electrodes this should be done regularly to ensure the meter keeps its accuracy.
100 ml pH 4,01Calibration Solution. Traceable to NIST standard. Close immediately after use. Store between 15-25 °C. Do not pour liquids back.
It is important to calibrate the PH meter periodically. We recommend calibrating the PH meter once every 7-14 days.
Temp. (°C) pH
0 4,01
5 4,00
10 4,00
15 4,00
20 4,00
25 4,01
30 4,01
35 4,02
40 4,03
45 4,05
50 4,06
60 4,10
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