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USP <791> pH Proficiency Test


Proficiency Test for laboratories performing pH testing, potential hydrogen ions, of pharmaceutical material by USP <791>. read more



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PH-0523, PH-0123


Product Details

Quantitative Proficiency Test (PT) for laboratories performing potential hydrogen ions, pH, testing by USP <791> or equivalent. Participants report quantitative results for their sample(s). Samples provided two vials containing 6g of material.  Participants are asked to determine the pH of the sample per the USP monograph or equivalent.

Target Analyte: Corn Starch, powder solid