This test applies to a wide range of cosmetic preparations (cosmetics are widely defined by drug administration agencies around the world), including perfume, makeup, shampoo, deodorant, aftershave, sunscreen (also considered a "drug" by some jurisdictions), hair removal creams and other cosmetic items placed directly onto the skin.
HPLC and UPLC methods are also reported for the estimation of chloramphenicol in aquatic products, pharmaceutical preparations, cosmetics comedo cream, blood, gastric contents, urine, tissues and cerebrospinal fluid [7 11].
These enzymes are currently being applied in a variety of biotechnological processes, including detergent preparation, cosmetics and paper production, food processing, biodiesel and biopolymer synthesis, and the biocatalytic resolution of pharmaceutical derivatives, esters, and amino acids.
6), suggest that DEP undergoes rapid photo-degradation (Api 2001).The DEP presence in these stations is in agreement with the use of this chemical as an ingredient of detergents formulation, cosmetics, and fragrance preparations at concentrations ranging from 0.1 % to about 30%%.
Humans are exposed to such chemicals through different sources like food, personal care preparations, and cosmetics.
Both parameters quantitatively describe the barrier function of the skin and have been well established in investigations and clinical trials on topical preparations and cosmetics [ 10].
Emulsions are important in many fields e.g., in the dyeing and tanning industries, in the manufacture of synthetic rubber and plastics, in the preparation of cosmetics such as shampoos, and of salves and therapeutic products.
Emulsifiers, stabilizers, and related compounds are also used in the preparation of cosmetics, lotions, and certain pharmaceuticals, where they serve much the same purpose as in foods i.e., they prevent separation of ingredients and extend storage life.
Nowadays, propolis use in over-the-counter preparations, "bio -cosmetics and functional foods, etc., increases.
The same book also describes the preparation of cosmetics.
