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BioPharm - pH Buffer Calibration Kit - 2x1 gallon
USD 152.00
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pH Buffer Calibration Kit: pH 4 and pH 7 $0.00 - $76.00Price range: $0.00 through $76.00 4.00+/-0.01 and 7.00+/-0.01 @25C; NIST Traceable; color coded