research Determination of Residual Organic Solvents in Finasteride by Headspace Capillary Gas Chromatography
A new method accurately detects tiny amounts of chloroform and dichloromethane in finasteride.
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research Extensive review on the analytical methods for the estimation of Thuja occidentalis homeopathic mother tincture
Different ways to measure the concentration of Thuja occidentalis in homeopathic solutions were examined.
research Application of 2-Chloro-7-Nitrobenzo-2-Oxa-1, 3-Diazol (NBDCL) for Spectrophotometric Determination of Finasteride in Pharmaceutical Formulation
A new method using NBD-CL can accurately and precisely measure finasteride in medicine, and could be used regularly for quality control in the industry.
research DETERMINATION OF FINASTERIDE AND RELATED COMPOUNDS BY REVERSED-PHASE HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. I. CHOOSING THE MOBILE PHASE COMPOSITION
Best results found using acetonitrile, water, and trifluoroacetic acid or methanol mixture.
research Development of Fast Reverse Phase Liquid Chromatographic Method for Simultaneous Analysis of Betamethasone Dipropionate and Calcipotriol in Ointments and Bulk Drug
Researchers developed a quick and reliable method to test for betamethasone dipropionate and calcipotriol in ointments and drugs.
research HPTLC assay of nicotine and cotinine in biological samples
A new method effectively measures nicotine and cotinine in blood and urine for forensic analysis.
research Optimization of polyphenol extraction from Eclipta prostrata L. by response surface methodology
The best way to extract antioxidants from Eclipta prostrata is using a 43:1 solvent ratio at 64°C for 97 minutes.
research Simultaneous Quantification of Dexpanthenol and Resorcinol from Hair Care Formulation Using Liquid Chromatography: Method Development and Validation
Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.
research Comparaison de différentes méthodes de conservation et d'extraction des composés phénoliques dans l'algue marine Ascophyllum Nodosum applicables dans les régions côtières et éloignées = Comparing the effects of different preservation and extraction methods on phenolic compounds in the sea weed Ascophyllum Nodosum applicable to remote coastal communities
research Determination of Residual Organic Solvents in Finasteride Raw Materials by Headspace Capillary Gas Chromatography
The method effectively detects residual solvents in finasteride raw materials.
research Effective Extraction of Keratin from Human Hair under Mild Conditions Using DES Based on Choline Chloride and Ethanolamine
Keratin can be successfully taken from human hair using a mix of choline chloride and ethanolamine.
research Comparative Study on Antioxidant Potential of Schinus terebinthifolius Extracts Prepared by Conventional Extraction, Accelerated Solvent Extraction, and Pulsed Electric Field Method
The conventional extraction method with 50% ethanol was the most effective for antioxidant activity.
research Sample preparation protocol for cross-sectional microscopy of hair fibers v1
The document describes a method for preparing hair for microscopy by embedding it in plastic, cutting it, and storing it cold before imaging.
research The Price Waterhouse Guide to Financial Management: Tools for Improving Performance
A new method can quickly detect alcohol abuse by analyzing hair in under an hour.
research Bioextracting Polyphenols from the Brown Seaweed Ascophyllum nodosum from Québec's North Shore Coastline
Freezing brown seaweed right after harvesting and using microwave-assisted extraction with 75% 1,3-propanediol as a solvent is the best way to get polyphenols for cosmetics.
research Preparation and Evaluation of Topical Formulation of Diphenylcyclopropenone for the Treatment of Alopecia Areata
Method B with propylene glycol is better for stable low-concentration DPCP solutions for alopecia areata.
research Development, validation, and application of an RP-HPLC method for concurrent quantification of Minoxidil and Finasteride in a topical solution for hair regrowth
The document concludes that a new method for measuring Minoxidil and Finasteride in hair regrowth solution is better because it considers separation theory and the properties of the ingredients. The mix of Methanol and water and the pH level greatly impact the measurement time and clarity.
research Extraction of Quercetin from Nothopanax scutellarium Leaves via Ionic Liquid-based Microwave-assisted Extraction
The best method to extract quercetin from these leaves is using a specific ionic liquid with salt, which is more efficient and uses fewer solvents.
research Fast determination of minoxidil by photometric flow titration
A quick method to measure minoxidil using a light-based titration technique was developed.
research Determination of pyrrolizidine alkaloids in dietary sources using a spectrophotometric method
A new method effectively detects toxic pyrrolizidine alkaloids in honey and flour.
research Technique for Processing and Routing Staining of Hair Samples for Histological Study
A new method effectively stains hair samples for study without losing hair sections.
research Formulasi Hair Tonic dari Ekstrak Etanol, Fraksi Etanol, dan Fraksi Kloroform-Metanol Kayu Secang (Caesalpinia sappan L.)
Secang wood extract hair tonic promotes hair growth and meets quality standards.
research Simultaneous spectrophotometric determination of minoxidil and tretinoin by the H-point standard addition method and partial least squares
Both HPSAM and PLS methods accurately measure minoxidil and tretinoin concentrations.
research Comparison of methanol and isopropanol as wash solvents for determination of hair cortisol concentration in grizzly bears and polar bears
Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
research Chemical Fingerprint and Quantitative Analysis for the Quality Evaluation of Platycladi cacumen by Ultra-performance Liquid Chromatography Coupled with Hierarchical Cluster Analysis
The new method is rapid, sensitive, and accurate for evaluating the quality of the medicinal herb Platycladi cacumen.
research Determination of 17 Characteristic Ingredients of Plant Extracts in Hair Growth Cosmetics by Ultra High Performance Liquid Chromatography
A new method accurately measures plant ingredients in hair growth products.
research Direct access to novel chromeno-pyrimidine-N-oxides via tandem base catalyzed double nucleophilic addition/dehydration reaction
New method makes important drug ingredients more easily without needing extra purification steps.
research Voltammetric reduction of finasteride at mercury electrode and its determination in tablets
New, cheaper method measures finasteride in tablets accurately and quickly.
research Chromatographic method for clobetasol propionate determination in hair follicles and in different skin layers
A new method accurately measures clobetasol propionate in hair and skin.
research Determinação de minoxidil em formulações farmacêuticas usando permanganometria
A simple and fast method accurately measures minoxidil in pharmaceuticals.