PPB Analytical Inc.
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Laboratory Testing for Cosmetic Sample Analyses
There are many chemicals found in consumer cosmetic products. Official testing ensures that the conditions prescribed in Community provisions regarding the composition of cosmetic products are respected. There have been several updates in the European Commission Directive from EU legislation pertaining to the methods of analysis necessary for checking the composition of cosmetic products. PPB Analytical provides both standard and custom laboratory testing and analyses of chemicals found in consumer cosmetic products. PPB Analytical provides both standard and custom laboratory testing and analyses of chemicals found in consumer cosmetic products.
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Some typical tests that PPB Analytical perform are:
- Identification and determination of oxalic acid and alkaline salts in hair-care products.
- Determination of chloroform in toothpastes, determination of zinc, and identification and determination of phenolsulfonic acid.
- Identification of oxidizing agents and the determination of hydrogen peroxide in hair-care products.
- Identification and semi-quantitative determination of certain oxidation colorants in hair dyes as well as nitrite and free formaldehyde.
- Determination of resorcinol in shampoos and hair lotions, and determination of methanol in relation to ethanol or propanol.
- Identification and determination of silver nitrate, selenium disulphide in anti-dandruff shampoos, benzyl alcohol, hexamidine, dibromohexamidine, dibromopropamidine and chlorhexidine.
- Identification and determination of quinolin-8-ol and bis(8-hydroxyquinolinium) sulphate, nitromethane, mercaptoacetic acid, hexachlorophene and organo-mercury compounds in hair-waving, hair-straightening and depilatory products.
- Determination of dichloromethane and 1,1,1-trichloroethane, alkali and alkaline earth sulphides, ammonia, tosylchloramide sodium and total fluorine in dental creams.
- Identification and determination of glycerol 1-(4-aminobenzoate), quinine, chlorobutanol, inorganic sulphites and hydrogen sulphites, chlorates of the alkali metals, and sodium iodate.
- Determination of soluble barium and soluble strontium in pigments.
- Identification of zirconium and determination of zirconium, aluminium and chlorine in non-aerosol antiperspirants.
- Determination of benzoic acid, 4-hydroxybenzoic acid, sorbic acid, salicylic acid, propionic acid, hydroquinone, hydroquinone monomethylether, hydroquinone monoethylether and hydroquinone monobenzylether.
- Identification and determination of 2-phenoxyethanol, 1-phenoxypropan-2-ol, and methyl, ethyl, propyl, butyl and benzyl 4-hydroxybenzoate in cosmetic products.