RU96101131A - METHOD FOR DETERMINING MICROBIOLOGICAL WATER CONTAMINATION - Google Patents

METHOD FOR DETERMINING MICROBIOLOGICAL WATER CONTAMINATION

Info

Publication number
RU96101131A
RU96101131A RU96101131/14A RU96101131A RU96101131A RU 96101131 A RU96101131 A RU 96101131A RU 96101131/14 A RU96101131/14 A RU 96101131/14A RU 96101131 A RU96101131 A RU 96101131A RU 96101131 A RU96101131 A RU 96101131A
Authority
RU
Russia
Prior art keywords
water
detergent
water contamination
fluorescence
determining
Prior art date
Application number
RU96101131/14A
Other languages
Russian (ru)
Other versions
RU2079138C1 (en
Inventor
С.Д. Иванов
В.С. Сибирцев
Original Assignee
Центральный научно-исследовательский рентгено-радиологический институт МЗМП РФ
С.Д. Иванов
Filing date
Publication date
Application filed by Центральный научно-исследовательский рентгено-радиологический институт МЗМП РФ, С.Д. Иванов filed Critical Центральный научно-исследовательский рентгено-радиологический институт МЗМП РФ
Priority to RU9696101131A priority Critical patent/RU2079138C1/en
Priority claimed from RU9696101131A external-priority patent/RU2079138C1/en
Application granted granted Critical
Publication of RU2079138C1 publication Critical patent/RU2079138C1/en
Publication of RU96101131A publication Critical patent/RU96101131A/en

Links

Claims (2)

1. Способ оценки микробиологической загрязненности воды путем обработки пробы воды неионным детергентом, инкубации ее с 4',6-диамидино-2-фенилиндолом и последующего определения флуоресценции при ультрафиолетовом возбуждении, отличающийся тем, что детергентную обработку проводят в присутствии комплексона и при ионной силе, соответствующей концентрации раствора хлорида натрия выше 0,1 М, а определение интенсивности флуоресценции осуществляют при λвозб= 360 ± 5 нм и λфл= 460 ± 5 нм, и в случае превышения более чем на 20% определяемой интенсивности флуоресценции над контролем, получаемым путем аналогичной обработки пробы дистиллированной воды, микробиологическую загрязненность воды оценивают как эпидемиологически опасную.1. A method for assessing the microbiological contamination of water by treating a water sample with a nonionic detergent, incubating it with 4 ', 6-diamidino-2-phenylindole and then determining fluorescence under ultraviolet excitation, characterized in that the detergent treatment is carried out in the presence of complexon and with ionic strength, the corresponding concentration of sodium chloride solution is higher than 0.1 M, and the fluorescence intensity is determined at λex = 360 ± 5 nm and λfl = 460 ± 5 nm, and if the determined intensity is exceeded by more than 20% and fluorescence over control obtained by similar processing of a sample of distilled water, microbiological contamination of water is assessed as epidemiologically dangerous. 2. Способ по п.1, отличающийся тем, что для детергентной обработки используют раствор 0,05%-ного тритона Х-100, содержащего 0,1 М Nа2ЕДТА и 2 М NаC1 при рН 7,8 - 8,2.2. The method according to claim 1, characterized in that for detergent processing, a solution of 0.05% Triton X-100 containing 0.1 M Na 2 EDTA and 2 M NaCl at pH 7.8 - 8.2 is used.
RU9696101131A 1996-01-30 1996-01-30 Method of assay of microbiological water pollution RU2079138C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU9696101131A RU2079138C1 (en) 1996-01-30 1996-01-30 Method of assay of microbiological water pollution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU9696101131A RU2079138C1 (en) 1996-01-30 1996-01-30 Method of assay of microbiological water pollution

Publications (2)

Publication Number Publication Date
RU2079138C1 RU2079138C1 (en) 1997-05-10
RU96101131A true RU96101131A (en) 1997-07-27

Family

ID=20175961

Family Applications (1)

Application Number Title Priority Date Filing Date
RU9696101131A RU2079138C1 (en) 1996-01-30 1996-01-30 Method of assay of microbiological water pollution

Country Status (1)

Country Link
RU (1) RU2079138C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2481574C2 (en) * 2011-05-31 2013-05-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Курская государственная сельскохозяйственная академия имени профессора И.И. Иванова" (ФГБОУ ВПО "Курская ГСХА") Method of determining allowable amount of imported microbiological indicators in water bodies
RU2576030C1 (en) * 2015-03-04 2016-02-27 Сергей Дмитриевич Иванов Method for detecting danger of microbiological water pollution
CN106290762A (en) * 2016-07-29 2017-01-04 无锡信大气象传感网科技有限公司 A kind of water quality detection reagent and preparation method thereof
RU2688745C1 (en) * 2018-06-25 2019-05-22 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный технологический институт (технический университет)" Method for determining toxicity of samples

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