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pH Buffer 10.00 $40.51 $30.99 Color-coded blue. Compared against and certified traceable to NIST Standard Reference Materials. Temperature - pH reference chart on label.

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pH Buffer 4.00 $20.43 $17.06 Compared against and certified traceable to NIST Standard Reference Materials. Temperature - pH reference chart on label.

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pH Buffer 4.00 $43.67 $33.41 Color-coded red. Compared against and certified traceable to NIST Standard Reference Materials. Temperature - pH reference chart on label.

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pH Buffer 7.00 $20.46 $17.08 Compared against and certified traceable to NIST Standard Reference Materials. Temperature - pH reference chart on label.

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pH Buffer 7.00 $42.88 $32.80 Color-coded yellow. Compared against and certified traceable to NIST Standard Reference Materials. Temperature - pH reference chart available on label

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Phenol, Liquefield. USP Grade, 89.0% min. $787.06 $708.35 Stabilized with approximately 20 ppm citric acid.

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Phenolphthalein $15.57 $13.31 Indicator. ASTM for chloride.

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Phenolphthalein $88.62 $75.77 Indicator. APHA.

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Phosphate Buffered Saline, Sterile Concentrate, OmniPur*. 10x $31.86 $26.76 Each liter of concentrate makes 10L of 1X Phosphate Buffered Saline (137mM NaCl, 2.7mM Potassium Chloride, 10mM Phosphate Buffer). EM-6508 is a

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Potassium Chloride $129.35 $18.42 APHA and AOAC for conductance.

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