EPA Method 160.5

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EPA Method 160.5:
Determination Settleable Matter in Water Using an Imhoff Cone. Official Name: Settleable Matter (Volumetric, Imhoff Cone)

Summary:
Settleable matter is measured volumetrically with an Imhoff cone.The procedure to be used for this determination is found in: Standard Methods for the Examination of Water and Wastewater, 14th Edition, p. 95 Method 208F, Procedure 3a (1975).

Scope:
This method determines settleable matter in surface and saline waters, domestic and industrial wastes.

Citation:
Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)

Interferences:
None Provided.

QC Requirements:
None.

Maximum Holding Time:
48 hours (MCAWW, Table 1).

Media:
WATER

Subcategory:
Physical

Concentration:
Above 0.2 ml/l/hr.

Precision:
-

Detection:
The practical lower limit of the determination is about 0.2 mL/L/hr.

Revision Number:
Issued 1974

Test Description:
Residue, Settleable

Instrument used for this test:
Imhoff Cone