Disperse red 91 toxicity
WebTheir toxic properties are related to the nature and position of the substituents with respect to the aromatic rings and amino nitrogen atom. The dyes Disperse Red 1 and Disperse … WebEvaluation and opinion on : Disperse Violet 1 impurified with Disperse Red 15 _____ 6 TOXICOLOGICAL CHARACTERISATION 2.3. Toxicity 2.3.1. Acute oral toxicity …
Disperse red 91 toxicity
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WebMay 1, 2009 · In addition, commonly used dyes for dyeing polyester including disperse red 1 [83], disperse orange 1 [83] are also considered as toxicity. When the fiber fragments released to the marine ... WebIn this study, the acute and chronic toxicity of the commercial dye Disperse Red 1 (DR1) to eight aquatic organisms from four trophic levels was evaluated. A safety threshold, i.e. Predicted No-Effect Concentration (PNEC), was derived based on the toxicity information of the commercial product and the purified dye.
WebA summary of the toxicity and mutagenicity studies conducted with the two dye components of the new red-smoke formulation, disperse red 11 and solvent red 1, can be found in Appendixes G and E, respectively. In general, these dyes appear to have low acute toxicity, a mild irritation potential, and low mutagenicity. WebJan 10, 2024 · Disperse Red 1, an azobenzene derivative, is an azo textile dye extensively used for dyeing polyester fabrics in textile industry [1] [2]. Exposure of human lymphocytes and a human hepatoma (HepG2) cell line to Disperse Red 1 in vitro at concentrations of 1.0 μg/mL and 2.0 μg/mL increases the frequency of micronuclei and also causes mutations ...
WebAnthraquinone dyes are utilized by the military in colored-smoke grenades. During production, workers in munitions plants may be exposed to fugitive emissions of these dyes or mixtures thereof. The effects of a prototype violet dye mixture (VDM) consisting of Disperse Red 11 (DR11), [1,4-diamino-2-m … WebThe rats were observed for 9 months, and little toxicity was observed. Disperse red 9 administered orally to dogs at up to 8 grams per kilogram (g/kg) of body weight resulted in "minimal toxicity" (Martin et al. 1983). Disperse red 9 has a toxicity rating of 1 which means that it is slightly toxic and its effects are temporary.
Webdisperse dyes; for dye manufacturers they are environmentally problematical. Many key anthraquinone disperse dyes are derived from sulphonation of an- thraquinone itself, …
WebMay 1, 2013 · The acute toxicity of azo dyes is determined to be very low, with 50% lethal dose (LD 50 ) values down to 250-2000 mg kg −1 body weight, as mentioned by European union guidelines for the... hamilton auction market scotlandWebOct 15, 2024 · In clothing, 21 azobenzene disperse dyes were detected, 12 of which were confirmed and quantified via reference standards. Individual dyes in apparel were quantified at concentrations up to 9230 μg dye/g shirt, with geometric means ranging 7.91-300 μg dye/g shirt. Total dye load in apparel was quantified at up to 11,430 μg dye/g shirt. hamilton auctionsWebAcute-toxicity studies using two dye lots of disperse red 11 exposed female rats by either the oral or dermal routes and established the lethal dose for 50% of the animals (LD 50) … burning sensation in anus treatmentWebOpinion on Disperse Red 17 8 3.1.9. Homogeneity and Stability The solutions of Disperse Red 17 (dye content 41% dye) used in 13 weeks oral toxicity testing were shown to be … burning sensation in armburning sensation in arch of my footWebNational Center for Biotechnology Information. 8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. HHS Vulnerability Disclosure. National Library of Medicine. National Institutes of Health. … hamilton auctions scotlandWebA minimal battery of toxicity studies have been conducted with disperse red 11. Those studies are summarized in Table G-1.Acute-toxicity studies using two dye lots of disperse red 11 exposed female rats by either the oral or dermal routes and established the lethal dose for 50% of the animals (LD 50) to be greater than 5 grams per kilogram (g/kg) of … burning sensation in armpit area