BlueLab pH 4.0 Calibration Solution 250 ml - 6 / CS

Item #: 6087525
Model #: BLBPH4250BL
Manufacturer: BlueLab

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).

Availability
Out Of Stock
Est. Ship Date 12-11-2025
 Case of 6
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