10.0 mg/L Inorganic Carbon form NaHCO3 - 125 mL Item no. ERA-16620 Unit 125 mL Analytes Select to compare Price on request - + Add to cart All product details
Rs-0.500 mg/L C from µSP Sucrose RS- PAT700 Item no. ERA-17410 Unit 60 mL Analytes Select to compare Price on request - + Add to cart All product details
Rss-0.500 mg/L C from µSP Benzoqui- PAT700 Item no. ERA-17420 Unit 60 mL Analytes Select to compare Price on request - + Add to cart All product details
Rss-0.500 mg/L C from µSP Benzoquinone - 40 mL Item no. ERA-18003 Unit 40 mL Analytes Select to compare Price on request - + Add to cart All product details
USP System Suitability Set - 125 mL Item no. ERA-18025 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
Rss - 8.0 mg/L C from USP 1,4-Benzoquinone - 40 mL Item no. ERA-18063 Unit 40 mL Analytes Select to compare Price on request - + Add to cart All product details
Rss-0.500 mg/L C from µSP Benzoquinone - 500 mL HD Item no. ERA-18143 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
0.500 mg/L C USP1,4-benzoquinone(Rss) Thornton 500 mL Item no. ERA-18146 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
USP System Suitability Set - Sievers 400 30 mL Item no. ERA-18300 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
PAT700 System Suitability Kit Item no. ERA-18402 Unit Kit Analytes Select to compare Price on request - + Add to cart All product details
500 mg C/L µSP Sucrose Stock Solution 250 mL Item no. ERA-18460 Unit 250 mL Analytes Select to compare Price on request - + Add to cart All product details
TOC System Suitability Test Kit (Fluka) Item no. ERA-18500 Unit Kit Analytes Select to compare Price on request - + Add to cart All product details
TT - OI Analytical TOC Validation Set - Model 1010 Item no. ERA-19009 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
Validation Protocol Reagent Kit for TOC600 125 mL Item no. ERA-19231 Unit Kit Analytes Select to compare Price on request - + Add to cart All product details
PAT700 Excursion with Validation Kit Item no. ERA-19250 Unit Kit Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - 1,4-Dioxane Item no. ERA-272 Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WS 360 (July 13, 2026 - August 27, 2026)WS 366 (January 11, 2027 - February 25, 2027)WS 372 (July 12, 2027 - August 26, 2027) Add to cart All product details
Nutrients QC plus QC Standard Item no. ERA-4023 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - 1,4-Dioxane Item no. ERA-402QR Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Solids, Concentrate, waste water (WasteWatR TM) Item no. ERA-4032QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Volatile Aromatics Item no. ERA-4452QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - 1,4-Dioxane Item no. ERA-461 Unit 2 mL (ampoule) Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) SOIL 135 (July 27, 2026 - September 10, 2026)SOIL 137 (January 25, 2027 - March 11, 2027)SOIL 139 (July 26, 2027 - September 9, 2027) Add to cart All product details
Proficiency Testing - Organochlorine Pesticides in Soil, priority pollutant Item no. ERA-468 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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
Proficiency Testing - Texas Low-Level Fuels (TPH) in Water Item no. ERA-476 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 375 (April 20, 2026 - June 4, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 381 (October 16, 2026 - November 30, 2026) Add to cart All product details
Proficiency Testing - Texas High-Level Fuels (TPH) in Water Item no. ERA-477 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 374 (March 16, 2026 - April 30, 2026)WP 375 (April 20, 2026 - June 4, 2026)WP 376 (May 18, 2026 - July 2, 2026)WP 377 (June 15, 2026 - July 30, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 379 (August 17, 2026 - October 1, 2026)WP 380 (September 14, 2026 - October 29, 2026)WP 381 (October 16, 2026 - November 30, 2026)WP 382 (November 6, 2026 - December 21, 2026)WP 383 (December 14, 2026 - January 28, 2027) Add to cart All product details
Proficiency Testing - Texas Low-Level Fuels (TPH) in Soil Item no. ERA-478 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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
Proficiency Testing - Texas High-Level Fuels (TPH) in Soil Item no. ERA-479 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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
Proficiency Testing - Massachusetts EPH in Water Item no. ERA-482 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 374 (March 16, 2026 - April 30, 2026)WP 375 (April 20, 2026 - June 4, 2026)WP 376 (May 18, 2026 - July 2, 2026)WP 377 (June 15, 2026 - July 30, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 379 (August 17, 2026 - October 1, 2026)WP 380 (September 14, 2026 - October 29, 2026)WP 381 (October 16, 2026 - November 30, 2026)WP 382 (November 6, 2026 - December 21, 2026)WP 383 (December 14, 2026 - January 28, 2027) Add to cart All product details
Proficiency Testing - Massachusetts EPH in Soil Item no. ERA-484 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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
Proficiency Testing - Arizona TPH in Soil Item no. ERA-488 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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 - Trace Metals, waste water (WasteWatR TM) Item no. ERA-500 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Residual Chlorine, waste water (WasteWatR TM) Item no. ERA-501 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Tin & Titanium, waste water (WasteWatR TM) Item no. ERA-517QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - 1 liter Oil & Grease, waste water (WasteWatR TM) Item no. ERA-518QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - HEM / SGT-HEM, waste water (WasteWatR TM) Item no. ERA-519QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Complex Nutrients, waste water (WasteWatR TM) Item no. ERA-525QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Inorganic Disinfection 2 Item no. ERA-5260 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WS 356 (March 9, 2026 - April 23, 2026)WS 357 (April 13, 2026 - May 28, 2026)WS 358 (May 11, 2026 - June 25, 2026)WS 359 (June 8, 2026 -July 23, 2026)WS 360 (July 13, 2026 - August 27, 2026)WS 361 (August 10, 2026 - September 24, 2026)WS 362 (September 8, 2026 - October 23, 2026)WS 363 (October 9, 2026 - November 23, 2026)WS 364 (November 2, 2026 - December 17, 2026)WS 365 (December 7, 2026 - January 21, 2027) Add to cart All product details
QuiKResponse - Inorganic Disinfection 2 Item no. ERA-5262QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Inorganic Disinfection 1 Item no. ERA-5270 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WS 356 (March 9, 2026 - April 23, 2026)WS 357 (April 13, 2026 - May 28, 2026)WS 358 (May 11, 2026 - June 25, 2026)WS 359 (June 8, 2026 -July 23, 2026)WS 360 (July 13, 2026 - August 27, 2026)WS 361 (August 10, 2026 - September 24, 2026)WS 362 (September 8, 2026 - October 23, 2026)WS 363 (October 9, 2026 - November 23, 2026)WS 364 (November 2, 2026 - December 17, 2026)WS 365 (December 7, 2026 - January 21, 2027) Add to cart All product details
QuiKResponse - Inorganic Disinfection 1 Item no. ERA-5272QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
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 - 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
QuiKResponse - Massachusetts EPH in Soil - This is a State Specific Product designed for use for the State of Massachusetts. It is not designed to use for other purposes. Item no. ERA-569QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - TPH in Soil, QuiK Item no. ERA-572QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Mercury, waste water Item no. ERA-574 Unit 15 mL Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 374 (March 16, 2026 - April 30, 2026)WP 375 (April 20, 2026 - June 4, 2026)WP 376 (May 18, 2026 - July 2, 2026)WP 377 (June 15, 2026 - July 30, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 379 (August 17, 2026 - October 1, 2026)WP 380 (September 14, 2026 - October 29, 2026)WP 381 (October 16, 2026 - November 30, 2026)WP 382 (November 6, 2026 - December 21, 2026)WP 383 (December 14, 2026 - January 28, 2027) Add to cart All product details
Proficiency Testing - pH, waste water Item no. ERA-577 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 374 (March 16, 2026 - April 30, 2026)WP 375 (April 20, 2026 - June 4, 2026)WP 376 (May 18, 2026 - July 2, 2026)WP 377 (June 15, 2026 - July 30, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 379 (August 17, 2026 - October 1, 2026)WP 380 (September 14, 2026 - October 29, 2026)WP 381 (October 16, 2026 - November 30, 2026)WP 382 (November 6, 2026 - December 21, 2026)WP 383 (December 14, 2026 - January 28, 2027) Add to cart All product details
Proficiency Testing - Complex Nutrients, waste water Item no. ERA-579 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 374 (March 16, 2026 - April 30, 2026)WP 375 (April 20, 2026 - June 4, 2026)WP 376 (May 18, 2026 - July 2, 2026)WP 377 (June 15, 2026 - July 30, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 379 (August 17, 2026 - October 1, 2026)WP 380 (September 14, 2026 - October 29, 2026)WP 381 (October 16, 2026 - November 30, 2026)WP 382 (November 6, 2026 - December 21, 2026)WP 383 (December 14, 2026 - January 28, 2027) Add to cart All product details
QuiKResponse - PCB Congeners in Soil, Soil QR Item no. ERA-5988QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Petroleum Hydrocarbons (TPH) in Water #1 Item no. ERA-600 Unit each Analytes Select to compare Price on request - + Add to cart All product details