1. hair color cream time: according to your formula or design, sampling time 3-5days. 2. samples charge: free for existing samples, sampling time 1 day. 3.delivery in 15-30day Advantage: 1. Low MOQ: It can meet your promotional business very well. ...
A hair colorant composition comprises 3-amino-2,6-dimethylphenol in combination with a second dye coupler selected from the group consisting of 2,6-dihydroxyethylaminotoluene, 2,6-diaminopyridine and a developer selected from the group consisting of 2-methyl-1,4-benzenediamine, 2-methyl-1,4-...
Free radical quenchers were used to identify the type of free radicals involved in modifying the DNA treated with DEANO or 4-Cl-OPD and in combination. 47 and 35% inhibition was observed when SOD was used as a scavenger in case of 4-Cl-OPD and 4-Cl-OPD with DEANO treatment respectivel...
in a medium that is suitable for dyeing keratin fibers, at least one oxidation dye precursor, at least one alcohol oxidase enzyme, at least one substrate for the said enzyme, and at least one oxyalkylenated anionic surfactant, and the composition may be stored in anaerobic form, free of ox...
The cationic aminopyridines of formula (I) may be in free form or in the form of salts, such as addition salts with an inorganic acid, preferably chosen from hydrochlorides, hydrobromides, sulfates and phosphates, or with an organic acid, for instance citrates, succinates, tartrates, lactate...
Hair Dye: p-Phenylenediamine sulfate is commonly used as a hair dye. Its purpose in this field involves its ability to react with the natural melanin in hair, resulting in a color change. The mechanism of action in hair dyeing involves the oxidation of p-Phenylenediamine sulfate, which forms...
The presence of PPD was indicated by formation of violet color which was turned to bluish green color within 10-15 min. The limit of detection was found to be 2 mg/L in blood, urine, and gastric contents and 2 mg/Kg in liver. This method is also free from any potential interference ...
-hydroxyethyl; the compound of formula (II) possibly being in free form or in salified form with a mineral or organic acid. The invention also relates to a dyeing process using said composition. The composition according to the invention has the particular advantage of being able to color the...
Nickel, cobalt, ammonium persulfate, or glycerly thioglycolate were not found to be components of the PPD-free dyes. Cross-reacting to 4-aminophenol restricted available dyes to 52. Cross reacting to toluenediamine compounds restricted the available dyes to 19, none of which were dark in color....
hair, comprising applying the dye composition on hair in the presence of an oxidizing agent up to the development of a desired color; and (5) a kit having several compartments comprising the dye composition in a first compartment and an oxidizing agent in a second compartment. Provided that (...