The United States Pharmacopeia

100-mL volumetric flask absorption spectrum accurately measured volume add 5 mL alcohol ammonium Ampicillin anhydrous Assay preparation Betamethasone buffer Butabarbital Calcium Calculate the quantity Capsules Chloramphenicol chloride chloroform chromatographic Clindamycin contains not less Diatrizoate Meglumine dilute with water dissolved dosage units 905 dried basis equivalent exhibits maxima extract filter filtrate hydrochloric acid Hydrochloride Identification test Injection known concentration labeled amount less than 90.0 Loss on drying maxima and minima maximum absorbance meets the requirements methanol mg per mL mixture mL of water obtain a solution Packaging and storage-Preserve percent perchloric acid Ph.D potassium bromide preparation of USP proceed as directed quantity of USP Reference Stan Reference Standard-Dry Reference standard-USP silica gel sodium hydroxide solution of USP Standard preparation Sterile storage-Preserve in tight storage-Preserve in well-closed Sulfate sulfuric acid Tablets tight containers Transfer tube Uniformity of dosage volumetric flask water to volume wavelength of maximum