TURBIDITY
ABSORPTION METHOD • NO REAGENTS REQUIRED
Turbidity is a measure of water clarity and is independent of color. Turbidity
is caused by undissolved and suspended solids. Mud, silt, algae, and
microorganisms can all cause turbidity. Turbidity is a gross measurement of water
quality.
APPLICATION: Surface and industrial water for non-compliance
monitoring. (For compliance monitoring at low turbidity
levels, use a commercial nephelometer.)
RANGE: 0–500 FAU (Formazin Attenuation Units)
MDL: 3 FAU
METHOD: Absorptimetric, 180° detector
SAMPLE HANDLING
& PRESERVATION:
Measure sample as soon as possible after collection.
INTERFERENCES: Check for stray light interference (see page 69).
SMART3 Test Procedures 11.10 TURBIDITY
Test Procedures
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