0.500 mg/L C from NIST Sucrose - Sievers 400 Item no. ERA-13900 Unit Each Analytes Select to compare Price on request - + Add to cart All product details
0.750 mg/L C from NIST Sucrose - Sievers 400 Item no. ERA-14000 Unit Each Analytes Select to compare Price on request - + Add to cart All product details
1.25 mg/L C from NIST Sucrose - Sievers 400 Item no. ERA-14100 Unit Each Analytes Select to compare Price on request - + Add to cart All product details
Sievers 400 Calibration Set Item no. ERA-14101 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
<0.1 NTU Turbidity Cal STND Item no. ERA-14104 Unit each Analytes Select to compare Price on request - + Add to cart All product details
25 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14105 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
50 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14106 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
100 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14107 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
150 NTU Turbidity Cal Standard - 1 L Item no. ERA-14108 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
175 NTU Turbidity Cal Standard - 1 L Item no. ERA-14109 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
200 NTU Turbidity Cal Standard - 1 L Item no. ERA-14110 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
250 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14111 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
400 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14114 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
450 NTU Turbidity Cal Standard - 1 L Item no. ERA-14115 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
500 NTU Turbidity Calibration Standard - 1 L Item no. ERA-14116 Unit 1 L Analytes Select to compare Price on request - + Add to cart All product details
Ultra Low-Level TOC Standards Kit Item no. ERA-14200 Unit set of 12 x 40 mL Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Metals in sewage sludge (Sewage SludG TM), priority pollutant (PriorityPollutnT TM) Item no. ERA-160 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Rw- Reagent Water µSP <643> - 125 mL Item no. ERA-18026 Unit 125 mL Analytes Select to compare Price on request - + Add to cart All product details
TOC Accuracy/Verification Set Item no. ERA-18034 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
0.500 ppm SDBS - 40 mL Item no. ERA-18037 Unit 40 mL Analytes Select to compare Price on request - + Add to cart All product details
LL System Suitability Set - 40 mL Item no. ERA-18040 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
LL System Suitability Set - 250 mL Item no. ERA-18059 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
Rs - 8.0 mg/L C from USP Sucrose - 40 mL Item no. ERA-18062 Unit 40 mL 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
LL System Suitability Set - Anatel A643 Item no. ERA-18066 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
LL System Suitability Rs - Anatel A643 Item no. ERA-18067 Unit 60 mL Analytes Select to compare Price on request - + Add to cart All product details
LL System Suitability Rss - Anatel A643 Item no. ERA-18068 Unit 60 mL Analytes Select to compare Price on request - + Add to cart All product details
Rw- Reagent Water USP <643> - 500 mL Item no. ERA-18101 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
Rs-0.500 mg/L C from USP Sucrose RS - 500 mL Item no. ERA-18102 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
Rss-0.500 mg/L C from USP Benzoquinone - 500 mL Item no. ERA-18103 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 - 500 mL - Anatel Item no. ERA-18150 Unit Set Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Chlordane in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-725QR 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 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
Simple Nutrients - Ready-To-Use RM - Waste water (alternatively CRM see Code ERA-505) Item no. ERA-739 Unit 500 mL Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Diesel Range Organics (DRO) in Water Item no. ERA-764QR CAS Number [68476-34-6] Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Diesel Range Organics (DRO) in Soil Item no. ERA-765 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Diesel Range Organics (DRO) in Soil Item no. ERA-765QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Bromide, waste water (WasteWatR TM) Item no. ERA-769 Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Bromide, waste water (WasteWatR TM) Item no. ERA-769QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
QuiKResponse - Nitrite, waste water (WasteWatR TM) Item no. ERA-770QR Unit each Analytes Select to compare Price on request - + Add to cart All product details
Certified Reference Material - Surfactants-MBAS, waste water (WasteWatR TM) Item no. ERA-776 Unit each Analytes Select to compare Price on request - + Add to cart All product details
Proficiency Testing - Base/Neutrals, priority pollutant Item no. ERA-833 Unit 2 mL Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 371 (December 8, 2025 - January 22, 2026)WP 372 (January 20, 2026 - March 6, 2026)WP 373 (February 16, 2026 - April 2, 2026)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 - PCBs in Oil (1), priority pollutant Item no. ERA-835S Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 371 (December 8, 2025 - January 22, 2026)WP 372 (January 20, 2026 - March 6, 2026)WP 373 (February 16, 2026 - April 2, 2026)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 - Low-Level PAHs, priority pollutant Item no. ERA-836 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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
Proficiency Testing - Chlordane, priority pollutant Item no. ERA-837 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 371 (December 8, 2025 - January 22, 2026)WP 372 (January 20, 2026 - March 6, 2026)WP 373 (February 16, 2026 - April 2, 2026)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 - Toxaphene, priority pollutant Item no. ERA-838 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) WP 371 (December 8, 2025 - January 22, 2026)WP 372 (January 20, 2026 - March 6, 2026)WP 373 (February 16, 2026 - April 2, 2026)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 - EDB/DBCP/TCP, potable water Item no. ERA-847 Unit each Analytes Select to compare Price on request - + Participation round: Round ID (Opens - Closes) 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