Bluelab pH 4.0 Calibration Solution 250 ml (6/Cs) – Hydro Worlds
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Bluelab pH 4.0 Calibration Solution

BlueLab
HGC732897-HAW
Bluelab pH 4.0 Calibration Solution "pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 fi...
$6.87
$6.87
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Bluelab pH 4.0 Calibration Solution

"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).
Calibration Solution should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened."

Uses:

Bluelab?pH 4.0 Calibration Solution is also available in 20 ml sachets and?250?ml bottles. To complete calibration, remember to stock up on?Bluelab?pH 7.0 Calibration Solution, which is available in 20 ml sachets, as well as 250 ml or 500 ml bottles.??

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