2024 Phenol odor threshold

Phenol odor threshold

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August undefined, 2024

WebCumene has a sharp, penetrating, gasoline-like odor, with an odor threshold of 0.088 parts per million (ppm). (1,2,4,9) The vapor pressure for cumene is 4.5 mm Hg at 25 °C, and its log octanol/water partition coefficient (log K ow) is 3.66. (1) Conversion Factors (only for the gaseous form): To convert concentrations in air (at 25 °C) from ... WebJan 20, 2015 · Odor problems in drinking water, particularly swampy/septic odors, are normally triggered by a set of organic compounds with odor threshold concentrations (OTC) ranging from ng L −1 to μg L −1.With such a low level of OTC, it has long been a challenge to effectively determine the odor-causing compounds in highly complex samples.

ODOR THRESHOLDS for Chemicals with Established …

WebOdor Thresholds Compound Name Synonyms 3 CO Type of £ Source Code Threshold mg/m ppm in u Ethylene Oxide Phase I Rejected/Unreviewed Sources 1,2-Epoxyethane ... Phenol … WebPhenol is both a manufactured chemical and a natural substance. It is a colorless-to-white solid when pure. The commercial product is a liquid. Phenol has a distinct odor that is sickeningly sweet and tarry. You can taste and smell phenol at levels lower than those that are associated with harmful effects. Phenol evaporates more slowly than water, and a … disney world shopping mall

Influence of Molecular Structure on Odor Qualities and Odor …

WebPhenol (C 6 H 6 O or C 6 H 5 OH) is a colorless to light-pink, crystalline solid with a sweet, acrid odor. Exposure to phenol may cause irritation to the skin, eyes, nose, throat, and … WebPHENOL 191 9. REFERENCES. ACGIH. 2001. Documentation of the threshold limit values and biological exposure indices. Phenol. ... Amoore JE, Hautala E. 1983. Odor as an aid to chemical safety: Odor thresholds compared with threshold limit values and volatilities for 214 industrial chemicals in air and water dilution. J Appl Toxicol 3:272-290. WebThe threshold concentration of human skin damage from phenol is 1.5%. It can cause permanent eye injury, blindness and scarring. Recommendations are that laboratories … disney world shot glasses

Phenol, Liquid Safety Data Sheet - University of Nevada, Reno

Effect of Functional Group and Carbon Chain Length on the Odor ...

WebPhenol has a low odor threshold with a sweet, tar-like smell. Some people refer to it as a strong “Play-Doh” and find it very irritating, resulting in eye and nose irritation and headaches. It also absorbs into clothing and porous materials and can be observed WebOdor-recognition threshold of phenol is 0.05 p.p.m., far below levels of toxic effects. Upon skin contact, skin becomes white with a subsequent red blister-like appearance and an accompanying burning sensation. Solid or liquid phenol is rapidly absorbed by the skin and results in very severe tissue damage. cpf 322WebMar 27, 2012 · Odor detection thresholds (ODTs) are used for assessing outdoor and indoor air quality. They are obtained experimentally by olfactometry and psychophysical methods, and large compilations are available in the literature. A non-linear regression equation was fitted to describe the ODT variability of 114 aliphatic compounds based on the alkyl chain … disney world shopping in florida

"WebApr 9, 2024 · Odor threshold in water for 3- (trifluoromethyl)phenol was determined as 13 ng/L (45 °C). Introduction Nowadays, thousands of industrial organic chemicals are daily used worldwide and can potentially contaminate the environment if they are released or unintentionally dumped or spilled in water. " - Phenol odor threshold

Phenol odor threshold

Taste and odour threshold concentrations of potential …

WebThe threshold concentration of human skin damage from phenol is 1.5%. It can cause permanent eye injury, blindness and scarring. ... Treatment should be continued until there is no detectable odor of phenol. If PEG is not available, a gycerine solution can be used instead. If neither of these are available, irrigation with a source of high ... WebThreshold odor concentration, detection 0.14–0.26 ppm, 0.9 - 1.7 mg/m. 3. Threshold odor concentration 0.002–11.6 mg/ m. 3. ... Incompatible with phenol; beta-naphthol; resorcinol or thymol in trituration; potassium permanganate; chromium trioxide; pyrogallol, butylchloral hydrate, camphor,

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WebJul 1, 2008 · The odor detection thresholds of carvacrol (5-isopropyl-2-methyl-phenol), thymol (2-isopropyl-5methyl- phenol) and p-cymene 2,3-diol (2,3-dihydroxy-4isopropyl- 1-methyl-benzene) in... WebPhenol/Chloroform/Isoamyl alcohol, stab., water sat. sol. Revision Date 30-Jun-2024 9. Physical and chemical properties Physical State Liquid Appearance Yellow Odor No information available Odor Threshold No information available pH 3.0-8.2 Melting Point/Range No data available Boiling Point/Range No information available Flash Point …

WebPhenol - ToxFAQs™ CAS # 108-95-2. This fact sheet answers the most frequently asked health questions (FAQs) about phenol. For more information, call the CDC ... Phenol has a … WebMixed cresols have a medicinal odor; the odor thresold for m-cresol is 0.00028 parts per million (ppm). (1,9) The chemical formula for cresol is C ... Odor as an aid to chemical safety: Odor thresholds compared with threshold limit values and volatilities for 214 industrial chemicals in air and water dilution. Journal of Applied Toxicology, 3(6 ...

WebThe odor threshold for phenol is 0.04 parts per million (ppm), with a strong very sweet odor reported. (1,7) Phenol is very soluble in water and is quite flammable. (2) The chemical … Web10 rows · Jan 8, 2024 · Colorless to light-pink, crystalline solid with a sweet, acrid odor. Boiling point 359°F Molecular ...

Web(5) Physical Properties • Phenol is a colorless or white solid when it is pure; however, it is usually sold and used as a liquid. (1) • The odor threshold for phenol is 0.04 parts per million (ppm), with a strong very sweet odor reported. (1,7) • Phenol is very soluble in water and is quite flammable.

WebThreshold Limit Values; NIOSH Recommendations; OSHA Standards; Skin / Eye / Resp. Irritants; Other Preventive Measures; Toxicity Summary; Range of Toxicity; Laboratory; … cpf 32.50WebMay 29, 2015 · TCA levels below the 2 ng/L difference threshold can still impact a wine, usually described as "muted" aromas and flavors. TBA is virtually as powerful as TCA, while TeCA is approximately three times less potent. PCA is unlikely to reach its odor threshold of 4,000 ng/L in wine, but is still a useful indicator of origins of contamination. cpf3220 as400WebJan 1, 1994 · Phenol (of 98% minimum pu- ODOR THRESHOLD VALUES 285 rity) was obtained from Wako Pure Chemical Industries Ltd., and a standard solution was prepared by dissolving 1 g of phenol in 100 ml of ethanol. Styrene, minimum assay 95% was stabilized with 0.003-0.004% of 4-ter/-butylcatechol (chemical grade). ra-Xylene (of 98% minimum … cpf325WebPhenolis a colorless or white, crystalline (sand-like) solid that is usually sold or used in solution. It is used to produce phenolic resins for the construction, automotive and … cpf 2 viaWebImmediately Dangerous To Life or Health (IDLH) Values Table of IDLH Values Phenol Print May 1994 Immediately Dangerous to Life or Health Concentrations (IDLH) CAS number: … cpf327eWebFeb 1, 1996 · Taste and odour threshold concentrations in water were determined for 59 potential drinking water contaminants, including pesticides, phenol, chlorinated phenolic … disney world showcase italy storewww.ncbi.nlm.nih.gov disney world shopping village