chimiste spécialiste des détergents

CONT: Detergency Evaluation and Testing[.] The major phases of detergent evaluation, both qualitative and quantitative, are described, with illustrations of several types of equipment. Screening tests include wetting, acid and alkali stability, surface and interfacial tension, lime-soap dispersion, lather values, and others. Results for these are given for ten ... detergent products. ... Preparation of standard soiled fabrics includes cotton, wool, silk, and seven synthetic fabrics. ... Compilation of all these methods into manual form is a great convenience to the detergent chemist.