This standard solution is tested against certified reference materials from NIST and/or PTB.
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The suffix -VP or -VOLPAC™in the product number indicates packaging in 5 or 10 L VOLPAC™containers.
Buffer preparation is based on 11.76 g/L Citric acid
monohydrate, 2.57 g/L Sodium chloride, 2.72 g/L Sodium hydroxide. Final
compositions may vary slightly, as pH is adjusted after preparation.
Volpac is a trademark of Sigma-Aldrich Co. LLC
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