[PDF] Top 20 Development of RP HPLC method for simultaneous estimation of lactic acid and glycolic acid

... Both LA and GA are low molecular weight compounds with polar functionalities and exhibit poor chromophore nature. LA contains a hydroxyl group adjacent to the carboxyl group making it α-hydroxy acid. It has a ... See full document

... (HPLC) method has been developed for the simultaneous estimation of Olmesartan medoxomil (OM) and hydrochlorothiazide (HCTZ) in marketed ...formulations. Estimation of drugs in this ... See full document

... Accuracy: To ascertain the accuracy of proposed method, recovery studies were carried out by standard addition method, as per ICH guidelines. An accurately weighed quantity of pre-analysed tablet powder ... See full document

... Careful evaluation of various parameters influencing analysis is an important aspect for the development of analytical method. The mobile phase was found to be most suitable methanol: water (83:17, v/v) at ... See full document

... piperazinyl]ethoxy]-acetic acid dihydrochloride) is a third generation non sedative antihistamine 1 and developed from the second generation antihistamine ... See full document

... Twenty tablets (PNV PLUS tablet) were crushed and then powdered finely. To prepare assay sample solution, powdered sample equivalent to 2.5mg folic acid and 25mg meclizine hydrochloride was weighed accurately and ... See full document

... sensitive RP-HPLC method has been developed and validated for estimation of L-Glutathione and Vitamin-C in effervescent ...The method is validated as per ICH guidelines. The proposed ... See full document

... Tenofovir (TDF), is [{(2R)-1-(6-amino-9H-purin-9-yl)propan-2-yl]oxy}methyl)] phosphonic acid. It is a drug under Anti-HIV agents, mainly used with other HIV medications to help control HIV infection; it mainly ... See full document

... Metformin and sitagliptinwere obtained as a gift sample from Hetero Drugs Ltd. Hyderabad. Acetonitrile, methanol, potassium dihydrogen phosphate and ortho- phosphoric acid used were of analytical grade. ... See full document

... like HPLC, GC and HPTLC ...effective method for simultaneous estimation of drugs for routine analysis of ...the simultaneous estimation of the drug combination can be done with ... See full document

... phase HPLC method has been developed and validated for the simultaneous estimation of Trifluridine (FTD) and Tipiracil (TPI) in Tablet dosage ...of method. The method was found ... See full document

... reliable method for the simultaneous estimation of the Darunavir and Cobicistat Tablet Dosage ...of Method, so the method was precise and reliable which is also economical that can be ... See full document

... Preparation of Buffer: (0.1%OPA) Accurately weighed 1.41gm of Di-sodium hyrogen Ortho phosphate in to a 1000ml of Volumetric flask add about 900ml of hplc grade water was added and sonicated to degas, finally make ... See full document

... SIL was obtained from Yarrowchem Pvt Ltd and UDCA was obtained as gift sample from Alkem Pharmaceutical, Sikkim. A commercial preparation (URSOCHEM TABLET) used for analysis was procured from pharma market. Each tablet ... See full document

... the method was found to be accurate ...the method was investigated by varying experimental conditions such as changes in flow rate and mobile phase ...implies method is robust for routine qualitative ... See full document

... Tranexamic acid and Ethamsylate working Standards into a 10ml and 10ml clean dry volumetric flask respectively, add 5ml and 5ml of diluent, sonicated for 30 minutes and make up to the final volume with ... See full document

... HPLC method for simultaneous estimation of in bulk and tablet formulation as developed and ...proposed method has been validated as per ICH guidelines, validation studies revealed that ... See full document

... The method development for analysis of resveratrol and gallic acid was performed using various solvents. Final separation was achieved using a mobile phase consisting of buffer: methanol: ... See full document

... stainless steel column (4.6 × 250 mm) column packed with Octa decyl silane bonded to porous silica (C18) with particle size 5 micron, by using solutions TEA Buffer and Acetonitrile in the ratio of (25:75), pH adjusted to ... See full document

... decorous retention time, sharp and well-resolved peak, the parameters such as different flow rates, detection wavelength, and a choice of mobile phases containing acetonitrile, methanol, Trifluoroacetic acid and ... See full document