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Oakton 4.01 pH Buffer Solution, 500ml
Meters with 0.01 resolution
PH references within 0.01 pH at 77 degrees F
Store buffers away from direct sunlight
Oakton buffers for meters with 0.01 resolution are standardized against NIST-certified pH references within 0.01 pH at 77DegreeF (25DegreeC). Store buffers away from direct sunlight.