Liquefied Phenol
»Liquefied Phenol is Phenol maintained in a liquid condition by the presence of about 10percent of water.It contains not less than 89.0percent by weight of C6H6O.It may contain a suitable stabilizer.
Caution—Avoid contact with skin because serious burns may result.
NOTE—When phenol is to be mixed with a fixed oil,mineral oil,or white petrolatum,use crystalline Phenol,not Liquefied Phenol.
Packaging and storage— Preserve in tight,light-resistant glass containers.
Labeling— Label it to indicate the name and amount of any substance added as a stabilizer.
Distilling range,Method Iá721ñ: not higher than 182.5,an air-cooled condenser being used.
Organic volatile impurities,Method Iá467ñ: meets the requirements.
Other requirements— It responds to the Identificationtests,and meets the requirements of the tests for Clarity of solution and reactionand Nonvolatile residue,under Phenol.
Assay— Proceed with Liquefied Phenol as directed in the Assayunder Phenol.
Auxiliary Information— Staff Liaison:Lawrence Evans,III,Ph.D.,Scientist
Expert Committee:(PA6)Pharmaceutical Analysis 6
USP28–NF23Page 1533
Phone Number:1-301-816-8389
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