Buffer pH Solutions are prepared using analytical grade chemicals in closely monitored laboratories. They are standardized with a pH meter that is calibrated to NBS/NIST primary standard buffer solutions. Every bottle has a lot number, expiration date, and pH/°C chart.

Buffer pH 4.01. 230 ml Bottle.

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88-2050

Buffer pH 7.01. 230 ml Bottle.

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88-2052

Buffer pH 9.18. 230 ml Bottle.

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88-2054

Buffer pH 10.06. 230 ml Bottle.

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88-2056