[go: up one dir, main page]

Cao et al., 2009 - Google Patents

Evaluation of optical brightener photodecay characteristics for detection of human fecal contamination

Cao et al., 2009

View PDF
Document ID
7594580391220546110
Author
Cao Y
Griffith J
Weisberg S
Publication year
Publication venue
Water research

External Links

Snippet

Detection of optical brighteners by fluorometry combined with ultraviolet light (UV) exposure has been proposed as an inexpensive method for detection of human fecal contamination, but has received limited testing. This study evaluated the approach in southern California by …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/18—Water
    • G01N33/1826—Water organic contamination in water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water

Similar Documents

Publication Publication Date Title
Cao et al. Evaluation of optical brightener photodecay characteristics for detection of human fecal contamination
Sarkar et al. Comparative study on physicochemical status and diversity of macrophytes and zooplanktons of two urban ponds of Chandannagar, WB, India
Rahman et al. Study of the seasonal variations in Turag river water quality parameters
Hartel et al. Exposing water samples to ultraviolet light improves fluorometry for detecting human fecal contamination
Hagedorn et al. Chemical-based fecal source tracking methods: current status and guidelines for evaluation
Mohanakavitha et al. Impact of industrial wastewater disposal on surface water bodies in Kalingarayan canal, Erode district, Tamil Nadu, India
Niloy et al. Fluorescent whitening agents in commercial detergent: a potential marker of emerging anthropogenic pollution in freshwater of Bangladesh
Resende et al. Use of biological indicators to assess water quality of the Ul River (Portugal)
Dubber et al. Suitability of fluorescent whitening compounds (FWCs) as indicators of human faecal contamination from septic tanks in rural catchments
da Silva Alves et al. Water quality of the Ribeirão Preto Stream, a watercourse under anthropogenic influence in the southeast of Brazil
Hambly et al. Cross-connection detection in Australian dual reticulation systems by monitoring inherent fluorescent organic matter
Sridhar et al. Assessment of Groundwater Quality Under Unplanned Urban Environment: a Case Study From Vellore City, Tamilnadu, India
Singh et al. Assessment of water quality in Ganga river Ghats of Varanasi district, Uttar Pradesh, India
Sridhar et al. Evaluation of sources, spatial and temporal distribution, ecological and health risk associated with CAF (Caffeine) and DEET (N, N-diethyl-meta-toluamide) contamination in the urban groundwater parts of Vellore city, Tamilnadu, India
Hossain et al. Experimental investigation of water quality and inorganic solids in Malaysian urban Lake, Taman Tasik Medan Idaman
Hartel et al. Improving fluorometry as a source tracking method to detect human fecal contamination
Ayeni et al. Physico-chemical and bacteriological assessments of shallow well water samples during the dry and rainy seasons
Vicentini Cytotoxic potential of waters of the streams Mandacaru, Maringá, Miosótis and Nazareth in the urban area of Maringá, Paraná State, Brazil
TAVARES et al. Testing for optical brighteners and fecal bacteria to detect sewage leaks in tidal creeks
Ghervase et al. Human daily activities reflected by the ecological state of natural water resources.
Eludoyin et al. The effect of Oja-titun market effluent on the chemical quality of receiving OPA reservoir in Ile-Ife, Nigeria
Hagedorn et al. Chemical-based fecal source tracking methods
Odeyemi et al. Effects of discharge from carwash on the physico-chemical parameters and zooplanktonic abundance of Odo-Ebo River, Ile-Ife, Nigeria
Da Le et al. Microbial contamination in a large drinking water reservoir in north Vietnam
Al-Ani et al. Quantity and quality of surfactants in sediment of Tigris River, Baghdad, Iraq