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砷原子吸收标样

一般危化品
砷原子吸收标样结构式
砷原子吸收标样结构式
常用名 砷原子吸收标样 英文名 2,3,4,6-TETRACHLOROPHENOL
CAS号 58-90-2 分子量 231.891
密度 1.7±0.1 g/cm3 沸点 267.7±35.0 °C at 760 mmHg
分子式 C6H2Cl4O 熔点 63-66°C
MSDS 中文版 美版 闪点 115.7±25.9 °C
符号 GHS06 GHS09
GHS06, GHS09
信号词 Danger

PCDD/F formation from chlorophenols by lignin and manganese peroxidases.

Chemosphere 110 , 129-35, (2014)

Polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans (PCDD/F) formation was studied, in vitro, with two different chlorophenol mixtures (group "di+tri" 2,4-dichlorophenol; 2,3,4-, 2,3,5-, and 3,4,5-trichlorophenols and group "tri+tetra+penta" w...

Comparison of stir bar sorptive extraction and solid-phase microextraction to determine halophenols and haloanisoles by gas chromatography-ion trap tandem mass spectrometry.

Talanta 75(3) , 753-9, (2008)

Solid-phase microextraction by immersion (IS-SPME) and headspace mode (HS-SPME), together with stir bar sorptive extraction (SBSE), have been assayed in combination with gas chromatography-ion trap tandem mass spectrometry (MS/MS) for analysing 2,4,6-trichlor...

In situ polychlorophenol bioremediation potential of the indigenous bacterial community of boreal groundwater.

Water Res. 35(10) , 2496-504, (2001)

The composition and chlorophenol-degrading potential of groundwater bacterial community in a permanently cold, oxygen-deficient chlorophenol contaminated aquifer at Kärkölä, Finland was studied with the aim of evaluating in situ bioremediation potential. The ...

Chemical kinetic modelling of PCDD formation from chlorophenol catalysed by incinerator fly ash.

Chemosphere 41(6) , 943-51, (2000)

A kinetic model is developed for PCDD formation from chlorophenol catalysed by incinerator fly ash. The key step in the model is a Langmuir-Hinshelwood type elementary step for the coupling of two adsorbed chlorophenol species to PCDD. Kinetic expression is d...

Metabolism of Halophenols by 2,4,5-trichlorophenoxyacetic acid-degrading Pseudomonas cepacia.

Appl. Environ. Microbiol. 46(5) , 1176-81, (1983)

Resting cells of 2,4,5-trichlorophenoxyacetic acid-grown Pseudomonas cepacia AC1100 were able to completely and rapidly dechlorinate several chlorine-substituted phenols, including 2,4,5-trichlorophenol, 2,3,4,6-tetrachlorophenol, and pentachlorophenol. Sever...

Enhanced solubilization of arsenic and 2,3,4,6 tetrachlorophenol from soils by a cyclodextrin derivative.

Chemosphere 57(3) , 197-206, (2004)

The application of extracting aqueous solutions with cyclodextrins in several soil remediation technologies has been increasingly studied but little is known about their removal capacities toward the inorganic species. Herein, the effectiveness of cyclodextri...

Simulation of in situ subsurface biodegradation of polychlorophenols in air-lift percolators.

Appl. Microbiol. Biotechnol. 49(6) , 663-8, (1998)

Air-lift percolator experiments simulated in situ subsurface degradation of 2,4,6-trichlorophenol, 2,3,4,6-tetrachlorophenol and pentachlorophenol, in mixtures and individually, by indigenous microorganisms from a chlorophenol-contaminated aquifer. Inoculatio...

Degradation of 2,3,4,6-tetrachlorophenol at low temperature and low dioxygen concentrations by phylogenetically different groundwater and bioreactor bacteria.

Biodegradation 12(5) , 291-301, (2001)

Effects of low temperature and low oxygen partial pressure on the occurrence and activity of 2,3,4,6-tetrachlorophenol degrading bacteria in a boreal chlorophenol contaminated groundwater and a full-scale fluidized-bed bioreactor were studied using four polyc...

Determination of pentachlorophenol and 2,3,4,6-tetrachlorophenol in human urine by high resolution gas chromatography.

J. Chromatogr. Sci. 22(10) , 452-5, (1984)

A method for the determination of pentachlorophenol, 2,3,4,6-tetrachlorophenol, and their salts or hydrolyzable biological conjugates in urine, water, serum, or fish tissue is reported. The method utilizes fused silica capillary gas chromatography (GC) with e...

Environmental swap energy and role of configurational entropy in transfer of small molecules from water into alkanes.

J. Chem. Phys. 120(3) , 1383-94, (2004)

We studied the effect of segmented solvent molecules on the free energy of transfer of small molecules from water into alkanes (hexane, heptane, octane, decane, dodecane, tetradecane, and hexadecane). For these alkanes we measured partition coefficients of be...