QuiKResponse - Sulfide, waste water (WasteWatR TM) Item no. ERA-071QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
Proficiency Testing - Volatiles on Sorbent Item no. ERA-1001 CAS Number 67 Analytes Unit each Analyte(s) 1,1,1,2-Tetrachloroethane + 66 more + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 078 (October 30, 2026 - December 14, 2026)AE 079 (January 29, 2027 - March 15, 2027)AE 080 (April 30, 2027 - June 14, 2027)AE 081 (July 30, 2027 - September 13, 2027)AE 082 (October 29, 2027 - December 13, 2027) Add to cart Select to compare
Proficiency Testing - Semivolatiles on Polyurethane foam (Pair) Item no. ERA-1010 CAS Number 77 Analytes Unit each Analyte(s) 1,2,4,5-Tetrachlorobenzene + 76 more + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 079 (January 29, 2027 - March 15, 2027)AE 081 (July 30, 2027 - September 13, 2027) Add to cart Select to compare
Proficiency Testing - Hexavalent Chromium in Impinger Solution Item no. ERA-1032 CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 078 (October 30, 2026 - December 14, 2026)AE 079 (January 29, 2027 - March 15, 2027)AE 080 (April 30, 2027 - June 14, 2027)AE 081 (July 30, 2027 - September 13, 2027)AE 082 (October 29, 2027 - December 13, 2027) Add to cart Select to compare
Proficiency Testing - Fluoride in Impinger Solution Item no. ERA-1041 CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 078 (October 30, 2026 - December 14, 2026)AE 079 (January 29, 2027 - March 15, 2027)AE 080 (April 30, 2027 - June 14, 2027)AE 081 (July 30, 2027 - September 13, 2027)AE 082 (October 29, 2027 - December 13, 2027) Add to cart Select to compare
Proficiency Testing - Particulate Matter on Filter Paper Item no. ERA-1050 CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 078 (October 30, 2026 - December 14, 2026)AE 079 (January 29, 2027 - March 15, 2027)AE 080 (April 30, 2027 - June 14, 2027)AE 081 (July 30, 2027 - September 13, 2027)AE 082 (October 29, 2027 - December 13, 2027) Add to cart Select to compare
Proficiency Testing - Particulate Matter in Impinger Solution Item no. ERA-1051 CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) AE 078 (October 30, 2026 - December 14, 2026)AE 079 (January 29, 2027 - March 15, 2027)AE 080 (April 30, 2027 - June 14, 2027)AE 081 (July 30, 2027 - September 13, 2027)AE 082 (October 29, 2027 - December 13, 2027) Add to cart Select to compare
QuiKResponse - Volatiles on Sorbent Item no. ERA-1101QR CAS Number 73 Analytes Unit each Analyte(s) 1,1,1,2-Tetrachloroethane + 72 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Semivolatiles on Polyurethane foam (Pair) Item no. ERA-1110QR CAS Number 77 Analytes Unit each Analyte(s) 1,2,4,5-Tetrachlorobenzene + 76 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Organochlorine Pesticides on Polyurethane foam Item no. ERA-1111QR CAS Number 20 Analytes Unit each Analyte(s) 4,4'-DDD + 19 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - PCBs on Polyurethane foam Item no. ERA-1112QR CAS Number 7 Analytes Unit each Analyte(s) Aroclor 1016 + 6 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - PAHs on Polyurethane foam Item no. ERA-1113QR CAS Number 16 Analytes Unit each Analyte(s) Acenaphthene + 15 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Aldehydes & Ketones on Sorbent Item no. ERA-1114QR CAS Number 15 Analytes Unit each Analyte(s) 2,5-Dimethylbenzaldehyde + 14 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Metals on Filter Paper Item no. ERA-1125QR CAS Number 16 Analytes Unit each Analyte(s) Antimony (Sb) + 15 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Metals in Impinger Solution Item no. ERA-1126QR CAS Number 16 Analytes Unit each Analyte(s) Antimony (Sb) + 15 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Mercury on Filter Paper Item no. ERA-1127QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Mercury in Impinger Solution Item no. ERA-1128QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Lead on Filter Paper Item no. ERA-1129QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Chromium on Filter Paper Item no. ERA-1131QR CAS Number 2 Analytes Unit each Analyte(s) Chromium (total) + 1 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Hexavalent Chromium in Impinger Solution Item no. ERA-1132QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Hydrogen Halides & Halogens in Impinger Solution Item no. ERA-1140QR CAS Number 2 Analytes Unit each Analyte(s) Total Halides + 1 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Fluoride in Impinger Solution Item no. ERA-1141QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Nitrogen Oxide in Impinger Solution Item no. ERA-1142QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Sulfur Dioxide in Impinger Solution Item no. ERA-1143QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Sulfuric Acid & Sulfur Dioxide in Impinger Solution Item no. ERA-1144QR CAS Number 2 Analytes Unit each Analyte(s) Sulfur Dioxide + 1 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Ammonia in Impinger Solution Item no. ERA-1145QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Particulate Matter on Filter Paper Item no. ERA-1150QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Particulate Matter in Impinger Solution Item no. ERA-1151QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Metals in sewage sludge (Sewage SludG TM), priority pollutant (PriorityPollutnT TM) Item no. ERA-160QR CAS Number 25 Analytes Unit each Analyte(s) Aluminium (Al) + 24 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
Proficiency Testing - Solids, WP, waste water Item no. ERA-241 CAS Number 3 Analytes Unit each Analyte(s) Total Suspended Solids + 2 more + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) 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 Select to compare
Proficiency Testing - Sulfite Item no. ERA-244 CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) WP 384 (January 19, 2027 - March 5, 2027)WP 390 (July 19, 2027 - September 2, 2027) Add to cart Select to compare
Proficiency Testing - Glycols in Water Item no. ERA-271 CAS Number 5 Analytes Unit each Analyte(s) Diethylene glycol + 4 more + Structural Formula + View all product details Price on request - + Participation round: Round ID (Opens - Closes) WP 381 (October 16, 2026 - November 30, 2026) Add to cart Select to compare
QuiKResponse - Glycols in Water Item no. ERA-401QR CAS Number 5 Analytes Unit each Analyte(s) Diethylene glycol + 4 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Solids, Concentrate, waste water (WasteWatR TM) Item no. ERA-4032QR CAS Number 3 Analytes Unit each Analyte(s) Total suspended solids (TSS) + 2 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Oil & Grease Concentrate, waste water (WasteWatR TM) Item no. ERA-4122QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Volatile Aromatics Item no. ERA-4452QR CAS Number 14 Analytes Unit each Analyte(s) 1,2,4-Trichlorobenzene + 13 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - PAH-GC & GCMS Item no. ERA-4882QR CAS Number 18 Analytes Unit each Analyte(s) 1-Methylnaphthalene + 17 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Lithium Item no. ERA-4992QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Solids, waste water (WasteWatR TM) Item no. ERA-499QR CAS Number 3 Analytes Unit each Analyte(s) Total suspended solids (TSS) + 2 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Total Residual Chlorine, waste water (WasteWatR TM) Item no. ERA-501QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Cyanide, waste water (WasteWatR TM) Item no. ERA-502QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Simple Nutrients, waste water (WasteWatR TM) Item no. ERA-505QR CAS Number 4 Analytes Unit each Analyte(s) Ammonia (as N) + 3 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Minerals, waste water (WasteWatR TM) Item no. ERA-506QR CAS Number 9 Analytes Unit each Analyte(s) Alkalinity (as CaCO3) + 8 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Hardness, waste water (WasteWatR TM) Item no. ERA-507QR CAS Number 5 Analytes Unit each Analyte(s) Calcium (Ca) + 4 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Mercury, waste water (WasteWatR TM) Item no. ERA-514QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Solids, Concentrate, potable water (PotableWatR TM) Item no. ERA-5152QR CAS Number 3 Analytes Unit each Analyte(s) Total suspended solids (TSS) + 2 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
QuiKResponse - Total Phenolics (4-AAP), waste water (WasteWatR TM) Item no. ERA-515QR CAS Number n/a Unit each Analyte(s) Analyte(s) + Structural Formula + View all product details Price on request - + Add to cart Select to compare
Certified Reference Material - Cyanide in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-541 CAS Number 3 Analytes Unit each Analyte(s) Amenable Cyanide + 2 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
Certified Reference Material - Anions in Soil, priority pollutant (PriorityPollutnT TM) Item no. ERA-543 CAS Number 8 Analytes Unit each Analyte(s) Bromide + 7 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare
Reference Material - Nutrients in Sludge, priority pollutant (PriorityPollutnT TM) Item no. ERA-545 CAS Number 4 Analytes Unit each Analyte(s) Ammonia (as N) + 3 more + Structural Formula + View all product details Price on request - + Add to cart Select to compare