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California ELAP First in World to Offer Accreditation for Microplastics Testing


This is a message from the State Water Resources Control Board.


In response to a request from the Division of Drinking Water, the Environmental Laboratory Accreditation Program (ELAP) updated its field of accreditation (FOA) offerings for drinking water analysis, adding the below offerings to FOA Table 102. ELAP is the first accreditation program in the world to offer accreditation for microplastics analysis.


Table 102: Inorganic Constituents in Drinking Water

Subgroup Code

Analyte Code

Parameter

Analytical Method

102.290

001

Microplastics > 500 µm

102.290

002

Microplastics 500-212 µm

102.290

003

Microplastics 212-20 µm

102.295

001

Microplastics > 500 µm

102.295

002

Microplastics 500-212 µm

102.295

003

Microplastics 212-50 µm

Information about the novel testing procedures is available on the Microplastics in Drinking Water website. To view the changes to the FOA Tables, visit ELAP's Application or ELAP Forms webpage. Laboratories are encouraged to stay informed by regularly visiting the ELAP webpage for the latest announcements and to ensure that the current version of the FOA Tables are used when submitting an application.

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