AOAC Test Method 925.54


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Source:
AOAC

Method Name:
Sulfate in Water. Official Name: Sulfate in Water by Gravimetric Method

Description:
Sulfate is precipitated as barium sulfate in a hydrochloric acid medium by the addition of barium chloride. Cover and let stand on steam bath for 12 hours to precipitate all sulfate as barium sulfate. Filter, wash barium sulfate precipitate with hot water until Cl-free, dry, ignite over burner, and weigh.

Scope:
This method is applicable to drinking, surface and saline water, domestic and industrial wastes.

Citation:
Official Methods of Analysis of AOAC International, 16th Edition, 4th Revision, 1998 Volume I

Interferences:
Not specified in method.

QC Requirements:
Not Included

Media:
WATER

Subcategory:
Inorganic

Concentration:
None given.

Precision:
-

Detection:
-

Revision Number:
15th Edition (1990)

Analytical testing dots

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Analytical testing dots