نتایج جستجو برای: water turbidity

تعداد نتایج: 553927  

2009
L. J. Xu B. W. Sheldon D. K. Larick R. E. Carawan

The efficacy of a laboratory electrocoagulation (EC) system for treating egg processing plant wastewater (WW) is reported. For simulated and industrial egg processingWW, chemical oxygen demand, turbidity, and total suspended solids (TSS) were reduced 92 to 97%, 97%, and 99%, respectively, after treatment with EC. The final TSS concentration and turbidity values were 30 mg/ L and 5 formazin turb...

Journal: :Remote Sensing 2010
Max J. Moreno-Madriñán Mohammad Z. Al-Hamdan Douglas L. Rickman Frank E. Müller-Karger

Turbidity is a commonly-used index of the factors that determine light penetration in the water column. Consistent estimation of turbidity is crucial to design environmental and restoration management plans, to predict fate of possible pollutants, and to estimate sedimentary fluxes into the ocean. Traditional methods monitoring fixed geographical locations at fixed intervals may not be represen...

ژورنال: Medical Laboratory Journal 2014
Amanidaz, N, Seyedghasemi, N, Zafarzadeh, A,

Abstract Background and Objective: Safe drinking water is essential for health and health promotion is dependent on providing safe water. We aimed to determine the relationship between turbidity & residual chlorine and microbial quality of drinking water in Agh ghala. Material and Methods: In this descriptive-analytical study, 2079 water samples were collected from water networks of 78 ...

2014
Christopher D. Kelley Alexander Krolick Logan Brunner Alison Burklund Daniel Kahn William P. Ball Monroe Weber-Shirk

Turbidity is an internationally recognized criterion for assessing drinking water quality, because the colloidal particles in turbid water may harbor pathogens, chemically reduce oxidizing disinfectants, and hinder attempts to disinfect water with ultraviolet radiation. A turbidimeter is an electronic/optical instrument that assesses turbidity by measuring the scattering of light passing throug...

Journal: :iranian journal of health sciences 0
saeid mahdavi omran infectious diseases and tropical medicine research center, babol university of medical sciences, babol, iran ramazan rajabnia department of medical parasitology and mycology, school of medicine, babol university of medical sciences, babol, iran seyed mohammad bagher norozian amiri department of medical parasitology and mycology, school of medicine, babol university of medical sciences, babol, iran mohammad reza yousefi department of parasitology, school of veterinary medicine, babol branch, islamic azad university, babol, iran seyed javad moosavi department of medical parasitology and mycology, school of medicine, babol university of medical sciences, babol, iran mir masaud hosseini kiafarin industrial institute, babol, iran

abstract background and purpose: according to the reported problems in area of the inappropriateness of water quality which used for washing and staining of car apparatuses in a car factory, this research was carried out for identification of physical, chemical, and microbiological characteristics of the consumed water in babol car factory, iran. materials and methods: physical and chemical par...

ژورنال: Archives of Hygiene Sciences 2014
Abdllah, Dargahi , Kameran , Aziz, Moradi , Masoud, Savadpour, Mohamad Taghi, Sharafi , Kiomars,

Background and aims:  Colloidal impurities are one of the natural contaminants in surface water that cause turbidity and color. Turbidity in spite of create undesirable appearance, can be a haven for disinfection of microorganisms. This study aimed to evaluate the effectiveness of various coagulants in removing average turbidity of water and also their impact on the electrical conductivity and ...

2005
Joseph M. Dirnberger Jason Weinberger

Dirnberger, J. M. and J. Weinberger. 2005. Influences of lake level changes on reservoir water clarity in Allatoona Lake, Georgia. Lake and Reserv. Manage. Vol. 21(1):24-29. In Allatoona Lake (Georgia USA), secchi transparency (measured every 2 to 4 weeks during a Phase I U.S. EPA Clean Lakes Study) was typically 5to 8fold greater in summer than late autumn and winter. The intensity of storms i...

2013
Hyun Jung Cho Deepak R. Mishra

A Graphical User Interface (GUI) was developed for a user-friendly implementation of a water depth correction model. The Interactive Data Language (IDL)-based tool provides the prospective users with an interface that can be applied to perform water depth correction on hyperspectral images that contain shallow water bodies containing benthic habitat information. Users can select a pixel or a su...

Journal: :Vietnam Journal of Mechanics 1995

Journal: :Journal of clinical pathology 1992
C F Hirst L Poller

AIMS To investigate the cause of turbidity in reconstituted lyophilised plasmas and to determine its effect on coagulometers. METHODS The turbidities of 20 normal plasmas and 16 reconstituted lyophilised plasmas were determined by comparing a 1 in 4 dilution in distilled water with a standard suspension in an Aminco Fluorocolorimeter (American Instrument Co) in nephelometric mode. The turbidi...

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