British Pharmacopoeia 1993

0.1M sodium hydroxide absorption spectrum acetone acetonitrile add 10 ml add 5 ml add sufficient allow to stand ammonia Apply separately betamethasone BPCRS Calculate the content chloroform chromatogram obtained colour is produced containing 0.1 containing the equivalent dichloromethane dilute 1 volume dissolve the residue EPCRS ethanol 96 following requirements following solutions glacial acetic acid hydrochloric acid Hydrochloride hydrocortisone Identification infrared absorption spectrum Injection Definition maximum measure the absorbance methanol method for thin-layer mixture ml of 1M ml of chloroform ml of methanol ml of water ml with water mobile phase obtained with solution Parenteral Preparations plate potassium powder 20 tablets powdered tablets containing prescribed produce 100 ml protected from light reference spectrum resulting solution Shake a quantity silica gel sodium chloride sodium hydroxide sodium nitrite solution containing suitable sulphuric acid tablets comply Tablets Definition titrate value of A(1 volumes of methanol w/v solution water bath Weigh and powder