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ITEM#: 2535-D690 PK
MFR#: D690
w/Magnesium Chloride. Dilution Bottle with Hinged Flip Top. 50 per package. Phosphate buffer with magnesium chloride meets or exceeds requirements for APHA, EPA water and wastewater methods, and the dairy industry. The pH is 7.2 +/- 0.2