Hygeia Laboratories Inc.

 

82 W. Sierra Madre Blvd  Sierra Madre, California 91024
(626) 355-4711  (626) 355-4497 Fax

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Environmental Lead

All analyses are conducted using approved, and recognized methods established by the EPA, NIOSH, or other national agencies.  The following is a list of the methods used for analysis of samples for lead:

Sample Matrix

Analyte

Digestion Method

Analytical Method

Filter

Lead (Total)

NIOSH 7082

NIOSH 7082

Soil / Paint / Wipe

Lead (Total)

EPA 3050 / 3051

EPA 7420

Waste

Lead (Total)

EPA 3050 / 3051

EPA 7420

Drinking Water

Lead (Total)

N/A

EPA 200.9

Solid / Waste

STLC Lead

Title 22, CCR

EPA 7420

Solid / Waste

TCLP Lead

EPA 1311

EPA 7420

The above methods were used for development of in-house Standard Operating Procedures (SOPs) and are available in the laboratory.  All SOPs were validated by analyzing reference materials and obtaining acceptable recoveries.
 
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