an ion chromatography (ic) method for simultaneous determination of benzoic, salicylic and sorbic acids was developed. in this method the samples were purified by solid-phase extraction. the analytes were then eluted with methanol from c18 cartridge. the separation was performed on ion-exclusion column by an isocratic elution with 0.25 mmol /l sulfuric acid solution containing 20% (v/v) acetone...

background: due to the presence of radioactive minerals such as monazite, the beach sand of the west coast of kanyakumari exhibits high natural background radiation. hair is a good indicator of radionuclides in the human body. an attempt is taken to measure the 210po activity in human hair samples and the factors affecting it. material and methods: 210po activity was analysed in 47 individuals ...

Pump-type containers are easy to use and also hygienic because the contents do not contact with the air. In this regard, pump-type containers are widely used from detergent to cosmetics. However, sometimes users have to throw the lotions away even if there is still remaining lotion in containers. Thus there is a need to take the measures against the pumptype containers that cause a waste. An ex...

BACKGROUND Methylisothiazolinone (MI) contact allergy is severely affecting consumers with allergic contact dermatitis, owing to its presence in cosmetics, household detergents, and water-based paints, in particular. Data on the true isothiazolinone concentrations in these products are scarce, and labelling may be incorrect. OBJECTIVES To report on the MI concentrations in such products marke...

It is known that cosmetics and skin care products can cause adverse skin reactions. However, the frequency of adverse reactions reported to the Medical Product Agency (MPA) in Sweden is low. The purpose of the present study was to evaluate the occurrence of adverse skin reactions to cosmetics among patients referred for standard patch testing owing to suspected contact dermatitis in general, mo...

Background: Cosmetics have been used since the oldest known civilizations, and nowadays almost everybody resorts to beauty products.. Reactions to cosmetics constitute a small but significant number of cases of contact dermatitis that can present with varied appearances. Aims and objective: evaluate cosmetic dermatitis using cosmetics. Methods: The study was performed over a period of 6 months,...

cosmetics regulation, American legislators are proposing that the United States Food and Drug Administration (FDA) be given the authority to ensure that personal-care products, including cosmetics, are free of harmful ingredients and that their labels fully disclose all components. The proposed “Safe Cosmetics Act of 2011” would give FDA the authority to demand safety assessments of cosmetics i...