Proficiency Testing - Inorganics PT (Extra Volume) Item no. ERA-528 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Total Phenolics (4-AAP), WS QR Item no. ERA-535QR Unit 2 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - 1,4-Dioxane Item no. ERA-538 Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - 1,4-Dioxane Item no. ERA-538QR Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - PCBs in Oil Item no. ERA-563 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - PCBs in Oil Item no. ERA-563QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - 1,4-Dioxane Item no. ERA-597 Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 354 (July 15, 2024 - August 29, 2024)WP 360 (January 21, 2025 - March 7, 2025)WP 366 (July 14, 2025 - August 28, 2025) Add to cart All product details
Proficiency Testing - Total Petroleum Hydrocarbons (TPH) in Soil Item no. ERA-632 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) SOIL 126 (April 22, 2024 - June 6, 2024)SOIL 127 (July 22, 2024 - September 5, 2024)SOIL 128 (October 18, 2024 - December 2, 2024)SOIL 129 (January 27, 2025 - March 13, 2025)SOIL 130 (April 21, 2025 - June 5, 2025)SOIL 131 (July 21, 2025 - September 4, 2025)SOIL 132 (October 17, 2025 - December 1, 2025)SOIL 133 (January 26, 2026 - March 12, 2026)SOIL 134 (April 27, 2026 - June 11, 2026)SOIL 135 (July 27, 2026 - September 10, 2026)SOIL 136 (October 23, 2026 - December 7, 2026)SOIL 137 (January 25, 2027 - March 11, 2027)SOIL 138 (April 26, 2027 - June 10, 2027)SOIL 139 (July 26, 2027 - September 9, 2027)SOIL 140 (October 22, 2027 - December 6, 2027) Add to cart All product details
Certified Reference Material - Hexavalent Chromium, potable water (PotableWatR TM) Item no. ERA-658 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Hexavalent Chromium, potable water (PotableWatR TM) Item no. ERA-658QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Vanadium, potable water (PotableWatR TM) Item no. ERA-660 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Color, Water Supply Item no. ERA-661C Unit 30 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - UV 254 Absorbance, potable water (PotableWatR TM) Item no. ERA-662 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - UV 254 Absorbance, potable water (PotableWatR TM) Item no. ERA-662QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Dioxin, potable water (PotableWatR TM) Item no. ERA-663 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Dioxin, potable water (PotableWatR TM) Item no. ERA-663QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Organophosphorus Pesticides (OPP), priority pollutant (PrPollutnT TM) Item no. ERA-665 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Organophosphorus Pesticides (OPP), priority pollutant (PrPollutnT TM) Item no. ERA-665QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Mercury, potable water (PotableWatR TM) Item no. ERA-666 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Nitrogen Pesticides, priority pollutant (PriorityPollutnT TM) Item no. ERA-674 Unit 2 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Chloral Hydrate, potable water (PotableWatR TM) Item no. ERA-676 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Low-Level Nitroaromatics & Nitramines, priority pollutant (PrPollutnT TM) Item no. ERA-677 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Haloacetic Acids (HAA), potable water (PotableWatR TM) Item no. ERA-684QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - 1,4-Dioxane Item no. ERA-689 Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - 1,4-Dioxane Item no. ERA-689QR Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Semivolatiles #2 Herbicides potable water (PotableWatR TM) Item no. ERA-691QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - EDB/DBCP/TCP, WasteWatR? Item no. ERA-692 Unit 2 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Nitrite, potable water (PotableWatR TM) Item no. ERA-695 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Residual Chlorine, potable water (PotableWatR TM) Item no. ERA-696 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Metals, potable water (PotableWatR TM) Item no. ERA-697 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Inorganics, potable water (PotableWatR TM) Item no. ERA-698QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Toxaphene, potable water (PotableWatR TM) Item no. ERA-700QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - EDB/DBCP/TCP, potable water (PotableWatR TM) Item no. ERA-706QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Carbamate/Carbamoxyloxime Pesticides, potable water (PotableWatR TM) Item no. ERA-707QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Toxaphene in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-724 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - PCBs in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-726QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Base/Neutrals & Acids in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-727QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - PCBs in Oil, priority pollutant (PriorityPollutnT TM) (1) Item no. ERA-729SQR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - TCLP Organochlorine Pesticides Item no. ERA-732 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - PCBs in Water, priority pollutant (PriorityPollutnT TM) (1) Item no. ERA-734S Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - PCBs in Water, priority pollutant (PriorityPollutnT TM) (1) Item no. ERA-734SQR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - TCLP Semivolatiles Item no. ERA-737 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - BTEX & MTBE in Water Item no. ERA-760 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - BTEX & MTBE in Water Item no. ERA-760QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Gasoline Range Organics (GRO) in Water Item no. ERA-762 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Gasoline Range Organics (GRO) in Water Item no. ERA-762QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - pH, potable water (PotableWatR TM) Item no. ERA-779 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Surfactants-MBAS, potable water (PotableWatR TM) Item no. ERA-784 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Texas High-Level Fuels (TPH) in Soil Item no. ERA-797 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Organochlorine Pesticides, priority pollutant Item no. ERA-831 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 350 (March 11, 202 - April 25, 2024)WP 351 (April 15, 2024 - May 30, 2024)WP 352 (May 13, 2024 - June 27, 2024)WP 353 (June 10, 2024 - July 25, 2024)WP 354 (July 15, 2024 - August 29, 2024)WP 355 (August 12, 2024 - September 26, 2024)WP 356 (September 9, 2024 - October 24, 2024)WP 357 (October 11, 2024 - November 25, 2024)WP 358 (November 11, 2024 - December 26, 2024)WP 359 (December 9, 2024 - January 23, 2025)WP 360 (January 21, 2025 - March 7, 2025)WP 361 (February 17, 2025 - April 3, 2025)WP 362 (March 10, 202 - April 24, 2025)WP 363 (April 14, 2025 - May 29, 2025)WP 364 (May 12, 2025 - June 26, 2025)WP 365 (June 16, 2025 - July 31, 2025)WP 366 (July 14, 2025 - August 28, 2025)WP 367 (August 11, 2025 - September 25, 2025)WP 368 (September 15, 2025 - October 30, 2025)WP 369 (October 10, 2025 - November 24, 2025)WP 370 (November 3, 2025 - December 18, 2025)WP 371 (December 8, 2025 - January 22, 2026) Add to cart All product details