Spletchlorophenol, any of a group of toxic, colourless, weakly acidic organic compounds in which one or more of the hydrogen atoms attached to the benzene ring of phenol have been replaced by chlorine atoms; 2-chlorophenol is a liquid at room temperature, but all the other chlorophenols are solids. Most applications of chlorophenols are based on their toxicity: … Splet4-Cumylphenol 99% Synonym (s): 4- (2-Phenylisopropyl)phenol Linear Formula: C6H5C (CH3)2C6H4OH CAS Number: 599-64-4 Molecular Weight: 212.29 EC Number: 209-968-0 MDL number: MFCD00002365 PubChem …
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SpletBoth methods foresee quantification of PCP by gas chromatography (GC-ECD) after acetylation and differ with regard to the use of methanol or toluene/sulphuric acid, respectively, as solvent in the sonication extraction step. Test samples with established analyte homogeneity were prepared from a ground "real life" starting material. SpletCAS no.: 87-86-5. Danger! According to the harmonised classification and labelling (CLP00) approved by the European Union, this substance is fatal if inhaled, is toxic if swallowed, is …
Splet01. dec. 1996 · In this study, an in situ derivatization and extraction method for the determination of pentachlo-rophenol (PCP) has been applied successfully in the analysis of water samples. The PCP... SpletThe aim of this study was to assess eryptotic changes in human red blood cells treated with phenol, 2,4-dichlorophenol (2,4-DCP), 2,4,6-trichlorophenol (2,4,6-TCP) and pentachlorophenol (PCP). The erythrocytes were incubated with phenols studied in the concentrations ranging from 1 to 100 μg/mL for 24 h or 48 h.
Splet01. avg. 2007 · The enriched microbial community dechlorinated PCP completely to phenol under the anaerobic condition by a dechlorinating pathway as follows; PCP-->2,3,4,5 … SpletDetermination of phenols by High Pressure Liquid Chromatography (HPLC) with a reversed phase column (RP-18) and application of an Electro Chemical Detector System (ELCD). Enrichment of the phenols on suitable resins and column material. Keywords Federal Republic High Pressure Liquid Chromatography Reversed Phase Column Solution Phenol
SpletPentachlorphenol (kurz PCP) ist ein chlorierter, aromatischer Kohlenwasserstoff und stellt ein Phenol-Derivat dar, bei dem alle aromatischen Wasserstoffatome durch Chlor ersetzt …
SpletPentachlorophenol (PCP) is a group of polychlorinated compounds used as preservatives for wood, leather and textiles to protect against the attack of moulds, fungus and … the ten hours act of 1847SpletPentachlorophenol and some tetrachlorophenols are used worldwide, primarily as wood preservatives or fungicides. Residues of chlorophenols have been found worldwide in soil, water and air samples, in food products, and in human and animal tissues and body fluids. service engine soon light chevy blazerSpletPentachlorophenol and the lower chlorinated phenols, tetra- and trichlorophenols, have gained an increasing use as fungicides, herbicides, insecticides, and precursors in the synthesis of other pesticides since the early 1930s. … the ten hour movementSpletLikewise, Desulfitobacterium strain PCP-1 dechlorinates PCP to 3-chlorophenol but other Desulfitobacterium species are only capable of ortho-dechlorination. Thus the net production of lesser chlorinated phenol must be considered when evaluating reductive dechlorination as a mechanism for PCP biodegradation. QuantArray®-Chlor includes ... the ten houseSpletHowever, because PCP is a biocide, it can inhibit fungal growth and thereby its own degradation. It was hypothesized that substrate pH might affect PCP degradation, … thetenikafrancisPentachlorophenol (PCP) is an organochlorine compound used as a pesticide and a disinfectant. First produced in the 1930s, it is marketed under many trade names. It can be found as pure PCP, or as the sodium salt of PCP, the latter of which dissolves easily in water. It can be biodegraded by some bacteria, … Prikaži več PCP has been used as a herbicide, insecticide, fungicide, algaecide, and disinfectant and as an ingredient in antifouling paint. Some applications were in agricultural seeds (for nonfood uses), leather, masonry, Prikaži več People may be exposed to PCP in occupational settings through the inhalation of contaminated workplace air and dermal contact with wood products treated with PCP. … Prikaži več PCP is quickly absorbed through the gastrointestinal tract following ingestion. Accumulation is not common, but if it does occur, the … Prikaži več PCP can be produced by the chlorination of phenol in the presence of catalyst (anhydrous aluminium or ferric chloride) and a temperature up to about 191 °C. This process does … Prikaži več Short-term exposure to large amounts of PCP can cause harmful effects on the liver, kidneys, blood, lungs, nervous system, immune system, and gastrointestinal … Prikaži več PCP has been detected in surface waters and sediments, rainwater, drinking water, aquatic organisms, soil, and food, as well as in human milk, Prikaži več In May 2015, countries which have signed the Stockholm Convention voted 90–2 to ban pentachlorophenol use. The United States is not a signatory and has not banned the chemical. New Zealand PCP was used in … Prikaži več service engine soon light nissan armadaSpletPhenol and chlorinated phenols are widely spread in the environment and human surrounding, which leads to a common environmental and occupational exposure of … service engine soon light 2011 nissan altima