50 mg C/L USP 1,4-benzoquinone Stock - 40 mL Item no. ERA-18420 Unit 40 mL Analytes Select to compare Price on request - + Add to cart All product details
50 mg C/L USP 1,4-benzoquinone Stock - 125 mL Item no. ERA-18422 Unit 125 mL Analytes Select to compare Price on request - + Add to cart All product details
TOC Cal Kit A-J N/C Pharma HS - 40 mL Item no. ERA-18981 Unit 40 mL Analytes Select to compare Price on request - + Add to cart All product details
Teledyne Tekmar Validation Set - Fusion Item no. ERA-19004 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
TT - OI Analytical TOC Validation Set - Aurora Item no. ERA-19007 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
TT - OI Ultra Low-Level Linearity Set Item no. ERA-19008 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Sulfite Item no. ERA-244 Unit 10 mL Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 366 (July 14, 2025 - August 28, 2025)WP 372 (January 20, 2026 - March 6, 2026)WP 378 (July 20, 2026 - September 3, 2026)WP 384 (January 19, 2027 - March 5, 2027)WP 390 (July 19, 2027 - September 2, 2027) Add to cart All product details
Proficiency Testing - Glycols in Water Item no. ERA-271 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 366 (July 14, 2025 - August 28, 2025)WP 369 (October 10, 2025 - November 24, 2025)WP 372 (January 20, 2026 - March 6, 2026)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
Certified Reference Material - Glycols in Water Item no. ERA-401 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Demand QC plus QC Standard Item no. ERA-4013 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Solids, Concentrate, waste water (WasteWatR TM) Item no. ERA-4032 Unit each Analytes Select to compare Price on request - + Add to cart All product details
pH QC plus QC Standard Item no. ERA-4063 Unit 250 mL Analytes Select to compare Price on request - + Add to cart All product details
Total Phenolics QC plus QC Standard Item no. ERA-4083 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Total Residual Chlorine QC plus QC Standard Item no. ERA-4103 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Oil & Grease QC plus QC Standard Item no. ERA-4123 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Fluoride QC plus QC Standard Item no. ERA-4423 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Ohio Fluoride, QC Item no. ERA-4429 Unit 125 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Volatile Aromatics Item no. ERA-4452 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - PCBs in Soil - 1242 High Item no. ERA-491 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - PCBs in Soil - 1254 Low Item no. ERA-492 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - PCBs in Soil - 1248 Low Item no. ERA-496 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Solids, waste water (WasteWatR TM) Item no. ERA-499 Unit each Analytes Select to compare Price on request - + 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
Certified Reference Material - Cyanide, waste water (WasteWatR TM) Item no. ERA-502 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Simple Nutrients, waste water (WasteWatR TM) Item no. ERA-505 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Flame AA Trace Metals Item no. ERA-508 Unit 24 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Phenolics (4-AAP), waste water (WasteWatR TM) Item no. ERA-515 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Solids, Concentrate, potable water (PotableWatR TM) Item no. ERA-5152 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Demand, waste water (WasteWatR TM) Item no. ERA-516 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Tin & Titanium, waste water (WasteWatR TM) Item no. ERA-517 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - HEM / SGT-HEM, waste water (WasteWatR TM) Item no. ERA-519 Unit each Analytes Select to compare Price on request - + Add to cart All product details
ICP Trace Metals Item no. ERA-524 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
Minerals PT (Extra Volume) Item no. ERA-526 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Flame AA/ICP Cations Item no. ERA-530 Unit 15 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - TCLP Metals in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-544 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Reference Material - Nutrients in Sludge, priority pollutant (PriorityPollutnT TM) Item no. ERA-545 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Oil & Grease (O&G) in Soil QC Item no. ERA-549 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Organic Carbon, potable water Item no. ERA-557 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WS 347 (June 9, 2025 -July 24, 2025)WS 348 (July 7, 2025 - August 21, 2025)WS 349 (August 4, 2025 - September 18, 2025)WS 350 (September 8, 2025 - October 23, 2025)WS 351 (October 3, 2025 - November 17, 2025)WS 352 (October 31, 2025 - December 15, 2025)WS 353 (December 1, 2025 - January 15, 2026)WS 354 (January 12, 2026 - February 26, 2026)WS 355 (February 9, 2026 - March 26, 2026)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
Proficiency Testing - o-Phosphate Nutrients, potable water Item no. ERA-558 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WS 347 (June 9, 2025 -July 24, 2025)WS 348 (July 7, 2025 - August 21, 2025)WS 349 (August 4, 2025 - September 18, 2025)WS 350 (September 8, 2025 - October 23, 2025)WS 351 (October 3, 2025 - November 17, 2025)WS 352 (October 31, 2025 - December 15, 2025)WS 353 (December 1, 2025 - January 15, 2026)WS 354 (January 12, 2026 - February 26, 2026)WS 355 (February 9, 2026 - March 26, 2026)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
Certified Reference Material - 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-569 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Petroleum Hydrocarbons (TPH) in Soil #1 Item no. ERA-570 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Petroleum Hydrocarbons (TPH) in Soil #2 Item no. ERA-571 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Total Petroleum Hydrocarbons (TPH) in Water #2 Item no. ERA-601 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 Item no. ERA-661 Unit 125 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
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
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
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