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Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor

Tutkimustuotosvertaisarvioitu

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Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor. / Franzén, Robert; Kronberg, Leif.

julkaisussa: Environmental Science and Technology, Vuosikerta 28, Nro 12, 1994, s. 2222-2227.

Tutkimustuotosvertaisarvioitu

Harvard

Franzén, R & Kronberg, L 1994, 'Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor', Environmental Science and Technology, Vuosikerta. 28, Nro 12, Sivut 2222-2227. https://doi.org/10.1021/es00061a035

APA

Vancouver

Author

Franzén, Robert ; Kronberg, Leif. / Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor. Julkaisussa: Environmental Science and Technology. 1994 ; Vuosikerta 28, Nro 12. Sivut 2222-2227.

Bibtex - Lataa

@article{2ea6c66357194cc39ca2a44f57e4427b,
title = "Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor",
abstract = "Hydroxyfuranones with monochloro-, dichloro-, and trichloromethyl groups at C-5 (5-MHFs) were qualitatively and quantitatively determined in extracts of chlorination stage bleaching liquors (CBL) from a pulp mill, of chlorinated natural humic water (HW), and of three samples of drinking water (DW1-3) treated with various disinfectants. In addition, the mutagenic potency of the compounds in Ames tester strain TA100 was observed, and their stability in water at pH 2 and pH 8 was determined. In CBL, eight of the nine hydroxyfuranones studied were observed, and some of the compounds were found in concentrations higher than 0.5 mg/L. Thus, these compounds must be considered as major chlorinated byproducts of chlorine bleaching. In the drinking water extracts, the 5-dichloromethyl compounds and one 5- monochloromethyl compound were detected. The concentration of the compounds ranged from <1 to 45 ng/L. The compounds were found to be mutagenic in the Ames assay; the most potent mutagen generated about 1.5 revertants/nmol, while the weakest mutagen generated about 0.3 revertants/nmol. The total mutagenicity contribution of these hydroxyfuranones was approximately 2{\%} in the sample of CBL and much less than 1{\%} in the samples of drinking water. The stability of the compounds was higher at pH 2 than at pH 8, and in general, a higher degree of chlorine substitution increased the compound stability.",
author = "Robert Franz{\'e}n and Leif Kronberg",
note = "EXT=”Franzen, Robert{"}",
year = "1994",
doi = "10.1021/es00061a035",
language = "English",
volume = "28",
pages = "2222--2227",
journal = "Environmental Science and Technology",
issn = "0013-936X",
publisher = "American Chemical Society",
number = "12",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - Determination of chlorinated 5-methyl-5-hydroxyfuranones in drinking water, in chlorinated humic water, and in pulp bleaching liquor

AU - Franzén, Robert

AU - Kronberg, Leif

N1 - EXT=”Franzen, Robert"

PY - 1994

Y1 - 1994

N2 - Hydroxyfuranones with monochloro-, dichloro-, and trichloromethyl groups at C-5 (5-MHFs) were qualitatively and quantitatively determined in extracts of chlorination stage bleaching liquors (CBL) from a pulp mill, of chlorinated natural humic water (HW), and of three samples of drinking water (DW1-3) treated with various disinfectants. In addition, the mutagenic potency of the compounds in Ames tester strain TA100 was observed, and their stability in water at pH 2 and pH 8 was determined. In CBL, eight of the nine hydroxyfuranones studied were observed, and some of the compounds were found in concentrations higher than 0.5 mg/L. Thus, these compounds must be considered as major chlorinated byproducts of chlorine bleaching. In the drinking water extracts, the 5-dichloromethyl compounds and one 5- monochloromethyl compound were detected. The concentration of the compounds ranged from <1 to 45 ng/L. The compounds were found to be mutagenic in the Ames assay; the most potent mutagen generated about 1.5 revertants/nmol, while the weakest mutagen generated about 0.3 revertants/nmol. The total mutagenicity contribution of these hydroxyfuranones was approximately 2% in the sample of CBL and much less than 1% in the samples of drinking water. The stability of the compounds was higher at pH 2 than at pH 8, and in general, a higher degree of chlorine substitution increased the compound stability.

AB - Hydroxyfuranones with monochloro-, dichloro-, and trichloromethyl groups at C-5 (5-MHFs) were qualitatively and quantitatively determined in extracts of chlorination stage bleaching liquors (CBL) from a pulp mill, of chlorinated natural humic water (HW), and of three samples of drinking water (DW1-3) treated with various disinfectants. In addition, the mutagenic potency of the compounds in Ames tester strain TA100 was observed, and their stability in water at pH 2 and pH 8 was determined. In CBL, eight of the nine hydroxyfuranones studied were observed, and some of the compounds were found in concentrations higher than 0.5 mg/L. Thus, these compounds must be considered as major chlorinated byproducts of chlorine bleaching. In the drinking water extracts, the 5-dichloromethyl compounds and one 5- monochloromethyl compound were detected. The concentration of the compounds ranged from <1 to 45 ng/L. The compounds were found to be mutagenic in the Ames assay; the most potent mutagen generated about 1.5 revertants/nmol, while the weakest mutagen generated about 0.3 revertants/nmol. The total mutagenicity contribution of these hydroxyfuranones was approximately 2% in the sample of CBL and much less than 1% in the samples of drinking water. The stability of the compounds was higher at pH 2 than at pH 8, and in general, a higher degree of chlorine substitution increased the compound stability.

UR - http://www.scopus.com/inward/record.url?scp=0027946151&partnerID=8YFLogxK

U2 - 10.1021/es00061a035

DO - 10.1021/es00061a035

M3 - Article

VL - 28

SP - 2222

EP - 2227

JO - Environmental Science and Technology

JF - Environmental Science and Technology

SN - 0013-936X

IS - 12

ER -