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Proficiency Testing Instructions
PROFICIENCY TESTING INSTRUCTIONS
Choose a study number/date and catalog number from the list below to download a PDF of ERA’s current proficiency testing study instructions.
PT Instructions
Indicates required fields
Study:
select
WS-282
WS-283
WP-299
WP-300
WP-301
SOIL-109
SOIL-8109
RAD-120
AE-51
Catalog:
select
079-Heterotrophic Plate Count
080A-MicrobE™ (Coliforms)
080B-MicrobE™ (Coliforms)
080C-MicrobE™ (Coliforms)
080D-MicrobE™ (Coliforms)
1319-Ammonia as N
272-1,4-Dioxane
5150-Solids Concentrate
5260-Inorganic Disinfection #2
5270-Inorganic Disinfection #1
551-Mercury
552-pH
555-Hardness
556-Cyanide
557-Organic Carbon
558-o-Phosphate Nutrients
590-Metals
591-Inorganics
592-Turbidity
593-Residual Chlorine
594-Nitrite
595-WS SourceWatR™ MicrobE™
595A-WS SourceWatR™ MicrobE™ - SM 9221
596-Low-Level 1,2,3-TCP
839-PCBs as Decachlorobiphenyl
840-Regulated Volatiles
841-Unregulated Volatiles
842-Halomethanes (THMs)
844-Toxaphene
845-Chlordane
846-Carbamate/Carbamoxyloxime Pesticides
847-EDB/DBCP/TCP
848-Regulated Semivolatiles Ampule #1
849-Regulated Semivolatiles #2 Herbicides
850-Pesticides
851-Chlorinated Acid Herbicides
852-Haloacetic Acids (HAA)
853-Chloral Hydrate
854-Hexavalent Chromium
856-Vanadium
857-Dioxin
858-Uranium
859-Color
900-Corrosivity
901-Surfactants - MBAS
902-Silica
903-Perchlorate
904-UV 254 Absorbance
905-Gasoline Additives (GAD)
929-Per- & Polyfluoroalkyl Substances (PFAS) GW & SW
960-Per- and Polyfluoroalkyl Substances (PFAS) Drinking Water
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