Turbidity Definition: Adopt the current definition of turbidity for natural water and wastewater, contained in ASTM Standard Test Method for Turbidity in Water, D 1889-00 (ASTM International, 2002), as follows: Turbidity-an expression of the optical properties of a sample that causes light rays to be scattered and absorbed rather than transmitted in straight lines through a sample.

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MODEL NO. - ACM- 34097-R
DIGITAL NEPHELOMETERS

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DIGITAL NEPHELOMETERS
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Turbidity Definition: Adopt the current definition of turbidity for natural water and wastewater, contained in
ASTM Standard Test Method for Turbidity in Water, D 1889-00 (ASTM International, 2002), as follows:
Turbidity-an expression of the optical properties of a sample that causes light rays to be scattered and
absorbed rather than transmitted in straight lines through a sample. (Turbidity of water is caused by the
presence of suspended and dissolved matter such as clay, silt, finely divided organic matter, plankton, other
microscopic organisms, organic acids, and dyes.
Weiber Nephelometer is a turbidity meter specifically designed to detect low concentrations of precipitates.
This is of particular use in water turbidity measurements as well as various medical, biological and agricultural
assays.
0 to 100 NTU
0.1 NTU Resolution
±3%FS ±1digit Accuracy
6V, 0.3 Amp. Tungston Lamp
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