Results 91 to 100 of about 20,924 (241)

Contact Allergy to Ingredients of Hair Cosmetics Associated with Occupational and Non‐Occupational Exposure—Trends from 1995 to 2020 in Central Europe, with or without Regulation

open access: yesContact Dermatitis, Volume 94, Issue 4, Page 347-363, April 2026.
Among 2678 female hairdressers and 6244 female consumers with contact dermatitis suspected to be related to use of hair cosmetics, including dyes, patch tested in the IVDK between 1995 and 2020, diverging contact allergy trends were observed. In the case of toluene‐2,5‐diamine (PTD) shown in the figure, sensitization was at a stable, high level in ...
Wolfgang Uter   +6 more
wiley   +1 more source

Effective Decolorization and Detoxification of Single and Mixed Dyes with Crude Laccase Preparation from a White-Rot Fungus Strain Pleurotus eryngii

open access: yesMolecules
To fully harness the potential of laccase in the efficient decolorization and detoxification of single and mixed dyes with diverse chemical structures, we carried out a systematic study on the decolorization and detoxification of single and mixed dyes ...
Mingrui Ge   +4 more
doaj   +1 more source

Poly vinylacetal Azo Dyes. (Polyvinylaminobenzaldehyde Azo Dye).

open access: yesThe Journal of the Society of Chemical Industry, Japan, 1954
Etsuo Minami, Shigeki Kojima
openaire   +2 more sources

Synthesis, Purification, Characterization, and ABTS Antioxidant Evaluation of Novel Azo Dyes

open access: yesOrganics
The search for bioactive compounds with antioxidant properties is critical in combating oxidative stress-related diseases and advancing novel therapeutic agents.
Jeremy A. Rodríguez-Vargas   +10 more
doaj   +1 more source

Synthesis , Characterization , and study of the Spectral and Electronic Properties of a New Azo Dyes Compounds

open access: yesمجلة علوم ذي قار, 2019
In this study two new azo dyes were prepared from 4-acetaminophenol with 4-amino-N-2-pyrimidinylbenzenesulfonamide & 4-amino-N-(5-methyl-3-isoxazolyl)-benzenesulfonamide were prepared.
Hasanain Majeed
doaj  

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