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Reference Standards: US EPA Methods

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8260 MegaMix Calibration Mix, Revised (75 components)

  • Contains 75 compounds in one convenient ampul for the analysis of VOCs in solid waste.
  • Quantitatively analyzed to confirm concentration and identity of each compound.
  • Excludes pentachloroethane for labs experiencing elevated tetrachloroethene response caused by pentachloroethane breakdown.

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8270 MegaMix Standard (76 components)

  • Fewest mixtures needed for calibration and matrix spikes.
  • Mixtures formulated for maximum stability.
  • Contains most routinely analyzed compounds.

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8260 MegaMix Calibration Mix (76 components)

  • Contains 76 compounds in one convenient ampul for the analysis of VOCs in solid waste.
  • Quantitatively analyzed to confirm concentration and identity of each compound.

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502.2 MegaMix Standard (54 components)

Includes all target analytes except the six gases, which are available separately as 502.2 Calibration Mix #1.

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EPA Method 525.3 Surrogate Standard (3 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 PCP IS

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 PAH IS Mix (3 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 PCB Cal Standard (14 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 PAH Cal Standard (20 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 ONP Cal Standard (44 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 OPP Cal Standard (16 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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EPA Method 525.3 OCP Cal Standard (29 components)

  • Developed specifically for EPA Method 525.3.
  • Formulated to provide maximum stability in concentrations convenient for dilution.
  • Simplifies and speeds up standard preparation.
  • Quantitatively tested to confirm composition; detailed support documentation provided.

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UCMR3 Method 539 Calibration Standard (7 components)

  • Contains the seven hormones listed in EPA Method 539 at concentrations suited for Unregulated Contaminant Monitoring Rule 3 (UCMR3) screening.
  • Ideal for the analysis of finished drinking water as outlined in UCMR3, which requires monitoring of all public drinking water systems with 10,000 or more customers.

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EPA 524.3 Reference Standards (5 separate mixes, including a MegaMix standard)

  • Full 82-component EPA 524.3 list using as few as three ampulsreduce prep time and chances for error or contamination.
  • EPA 524.3 VOA MegaMix ampul includes oxygenates groupno need to order separately.
  • Volatile gases prepared separatelyreplace shorter-life components without wasting money on full list.
  • Two options for internal and surrogate standardsseparate or combined mix.
  • Also ideal for surface water and groundwater testing.

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Appendix IX Mix #1, Revised (17 components)

Please note: Methapyrilene is not included in this revised standard.

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EPA 539 Calibration Stock Standard (7 components)

  • Contains the seven hormones listed in EPA Method 539 at the appropriate concentrations.

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Acrolein

This product has a limited shelf life. We recommend that you order only the ampul quantity that meets your immediate needs.

NOTE: Store standards under frozen conditions (0 °C or colder). We recommend you store ampuls lying flat (horizontally) to prevent breakage. For best results, thaw the contents of the ampul fully and shake the ampul well before opening and using the solution.

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8330 Internal Standard (1,4-Dinitrobenzene)

To ensure the highest quality explosives standards, Restek chemists carefully purify or synthesize all of the compounds listed in EPA Method 8330.

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8260 MegaMix Calibration Mix Kit

Contains 1 mL each of these mixtures.
30633: 8260 MegaMix Calibration Mix
30265: 2-chlorethyl vinyl ether

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Toxaphene Solutions

  • Toxaphene standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

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tert-Butanol-d9 Standard

An internal standard for oxygenates.

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tert-Amyl ethyl ether Standard (TAEE)

Oxygenate additive in (US) gasolines.
A US EPA target analyte that is not commercially available, this reference material is prepared from a laboratory-synthesized sample.

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8330 Calibration Mix #2 (7 components)

EPA Method 8330 is used to measure explosives residues in water and soil samples, using HPLC with UV detection.1 Target analytes are nitroaromatic and nitramine explosives and their degradation products. Obtaining pure, neat compounds for Method 8330 reference standards can be very difficult. To ensure the highest quality standards, Restek's Quality Control (QC) lab confirms the identity and purity of mixture components and solvents using one or more of the following techniques: GC-FID, HPLC, GC-ECD, GC-MS, LC-MS, refractive index, and melting point.

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8330 Calibration Mix #1 (7 components)

EPA Method 8330 is used to measure explosives residues in water and soil samples, using HPLC with UV detection.1 Target analytes are nitroaromatic and nitramine explosives and their degradation products. Obtaining pure, neat compounds for Method 8330 reference standards can be very difficult. To ensure the highest quality standards, Restek's Quality Control (QC) lab confirms the identity and purity of mixture components and solvents using one or more of the following techniques: GC-FID, HPLC, GC-ECD, GC-MS, LC-MS, refractive index, and melting point.

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8330 Surrogate (1,2-Dinitrobenzene)

EPA Method 8330 is used to measure explosives residues in water and soil samples, using HPLC with UV detection.1 Target analytes are nitroaromatic and nitramine explosives and their degradation products. Obtaining pure, neat compounds for Method 8330 reference standards can be very difficult. To ensure the highest quality standards, Restek's Quality Control (QC) lab confirms the identity and purity of mixture components and solvents using one or more of the following techniques: GC-FID, HPLC, GC-ECD, GC-MS, LC-MS, refractive index, and melting point.

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8330 Internal Standard (3,4-Dinitrotoluene)

EPA Method 8330 is used to measure explosives residues in water and soil samples, using HPLC with UV detection.1 Target analytes are nitroaromatic and nitramine explosives and their degradation products. Obtaining pure, neat compounds for Method 8330 reference standards can be very difficult. To ensure the highest quality standards, Restek's Quality Control (QC) lab confirms the identity and purity of mixture components and solvents using one or more of the following techniques: GC-FID, HPLC, GC-ECD, GC-MS, LC-MS, refractive index, and melting point.

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Formaldehyde-DNPH Mix

  • High concentration.
  • Acetonitrile solventsuitable for HPLC analyses.

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Aldehyde-Ketone-DNPH TO-11A Calibration Mix (15 components)

  • Convenient 15µg/mL concentration, similar to the concentration of interest in most ambient air work.
  • Fast analysis Ultra C18 HPLC column separates 15 aldehydes/ketones in 16 minutes.

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8270 Calibration Kit (2,000 µg/mL)

Contains 1 mL each of these mixtures.
31618: 8270 Calibration Mix #1
31619: 8270 Calibration Mix #2
31620: 8270 Calibration Mix #3
31621: 8270 Calibration Mix #4
31995: 8270 Calibration Mix #5, Revised
31996: 3-Methylcholanthrene Standard

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8270/Appendix IX Kit

Contains 1 mL each of these mixtures.
31850: 8270 MegaMix Standard
31834: 605 Benzidines Calibration Mix
32459: Appendix IX Mix #1, Revised (Methapyrilene is not included in this revised standard.)
32460: Methapyrilene Standard
31806: Appendix IX Mix #2

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Acid Matrix Spike Mix (5 components)

  • Highest concentrations commercially available.
  • Reduces laboratory cost per sample extract.

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B/N Matrix Spike Mix (6 components)

  • Highest concentrations commercially available.
  • Reduces laboratory cost per sample extract.

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Acid Surrogate Mix (4/89 SOW) (3 components)

  • Highest concentrations commercially available.
  • Convenient 1 mL, 5 mL, and 10 mL package sizes.
  • Reduces laboratory cost per sample extract.

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B/N Surrogate Mix (4/89 SOW) (3 components)

  • High purity for consistent results.
  • Free quality assurance data package available online.
  • Highest concentrations commercially available.
  • Convenient 1 mL, 5 mL, and 10 mL package sizes reduce cost per sample extract.

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SV Internal Standard Mix (6 components)

  • High purity for consistent results.
  • Free quality assurance data package available online.
  • Highest concentrations commercially available.

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8260 Volatile Organics Kit (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30042: 502.2 Calibration Mix #1
30043: 502.2 Calibration Mix #2
30044: 502.2 Calibration Mix #3
30045: 502.2 Calibration Mix #4
30046: 502.2 Calibration Mix #5
30047: 502.2 Calibration Mix #6
30067: 4-bromofluorobenzene (2,500 µg/mL)
30073: 8260 Surrogate Mix (2,500 µg/mL)
30074: 8260 Internal Standard Mix (2,500 µg/mL)
30075: 8240/8260 System Performance Check Mix
30005: VOA Matrix Spike Mix (2,500 µg/mL)

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8260A Volatile Organics Kit (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30042: 502.2 Calibration Mix #1
30043: 502.2 Calibration Mix #2
30044: 502.2 Calibration Mix #3
30045: 502.2 Calibration Mix #4
30046: 502.2 Calibration Mix #5
30047: 502.2 Calibration Mix #6
30067: 4-bromofluorobenzene (2,500 µg/mL)
30240: 8260A Surrogate Mix (2,500 µg/mL)
30241: 8260A Internal Standard Mix (2,500 µg/mL)
30075: 8240/8260 System Performance Check Mix
30005: VOA Matrix Spike Mix (2,500 µg/mL)

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8260B Acetates Mix (7 components)

  • Includes methyl acetate and n-amyl acetate.
  • Contains 7 acetates.

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Chloroprene

A pure, quantitative chloroprene solution, specially stabilized in purge-and-trap grade methanol to allow dilutions for working standards in unmodified purge-and-trap methanol. The entire preparation procedure is performed under carefully monitored conditions to prevent any contamination or polymerization of the highly reactive, neat chloroprene.

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8140/8141 Internal Standards & Surrogates

FPD Detector:
Internal Standard: none recommended
Surrogate: tributylphosphate (cat.# 32280) and triphenylphosphate (cat.# 32281)

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8140/8141 Internal Standards & Surrogates

NPD Detector:
Internal Standard: 1-bromo-2-nitrobenzene (cat.# 32279)
Surrogate: 4-chloro-3-nitrobenzotrifluoride (cat.# 32282)

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TCLP Chlordane Mix

  • Chlordane standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

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TCLP Toxaphene Mix

  • Toxaphene standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

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418.1 Calibration Mix (3 components)

Method 418.1 is an infrared spectrophotometric method for determining Total Recoverable Petroleum Hydrocarbons (TRPH). Dilute this mixture 1:200 to make the stock mixture specified in section 6.5.2 of Method 418.1.

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Chlordane, Toxaphene Solutions

  • Chlordane and toxaphene standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

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Aroclor Solutions

  • Aroclor standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

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Semivolatiles MegaMix Standard, EPA Method 625 (54 components)

  • MegaMix mixture includes all target compounds not in our current products.
  • Incorporates all phenols, for fast preparation and calibration.
  • Incorporates “additional” extractable Method 625 compounds.

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624 Complete Kit

Contains 1 mL each of these mixtures.
30020: 624 Calibration Mix #1
30021: 624 Calibration Mix #2
30022: 624 Calibration Mix #3
30023: 624 Internal Standard Mix
30243: 624 Surrogate Standard Mix

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624 Kit

Contains 1 mL each of these mixtures.
30020: 624 Calibration Mix #1
30021: 624 Calibration Mix #2
30022: 624 Calibration Mix #3
30023: 624 Internal Standard Mix

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608 Complete Kit

  • Aroclor, toxaphene, and chlordane standards may exhibit lot-to-lot variation.
  • See the Documentation tab for chromatograms on certificates of recently produced lots and inquire about availability.

    Contains 1 mL each of these mixtures.
    32022: 608 Calibration Mix
    32006: Aroclor 1016
    32007: Aroclor 1221
    32008: Aroclor 1232
    32009: Aroclor 1242
    32010: Aroclor 1248
    32011: Aroclor 1254
    32012: Aroclor 1260
    32005: toxaphene
    32021: chlordane

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Acrolein/Acrylonitrile (2 components)

This product has a limited shelf life. We recommend that you order only the ampul quantity that meets your immediate needs.

NOTE: Store standards under frozen conditions (0 °C or colder). We recommend you store ampuls lying flat (horizontally) to prevent breakage. For best results, thaw the contents of the ampul fully and shake the ampul well before opening and using the solution.

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Drinking Water Odor Standard (2 components)

  • Reference mix of the two most common odor-causing compounds.
  • Convenient concentration for purge-and-trap analysis: 100 µg/mL in methanol.

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Internal Standards and Surrogates for Method 552

Internal Standard: cat.# 31648
Surrogate for Method 552, 552.1: cat.# 31650
Surrogates for Method 552.2: cat.#'s 31653, 31655, 31656
Surrogate for Method 552.3: cat.# 31881

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Haloacetic Acid Mix #2 (9 components)

  • Meet Stage 1 requirements for US EPA Methods 552, 552.1 and 552.2.
  • Meet requirements for Stage 2 DBPR.
  • Prepared from purified neat reference materials for the highest quality.
  • Lot-to-lot consistency ensures analytical reproducibility.

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Haloacetic Acid Methyl Ester Mix #1 (6 components)

  • Meet Stage 1 requirements for US EPA Methods 552, 552.1 and 552.2.
  • Meet requirements for Stage 2 DBPR.
  • Prepared from purified neat reference materials for the highest quality.
  • Lot-to-lot consistency ensures analytical reproducibility.

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Haloacetic Acid Mix #1 (6 components)

  • Meet Stage 1 requirements for US EPA Methods 552, 552.1 and 552.2.
  • Meet requirements for Stage 2 DBPR.
  • Prepared from purified neat reference materials for the highest quality.
  • Lot-to-lot consistency ensures analytical reproducibility.

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531.2 Carbamate Pesticide Calibration Mixture (11 components)

  • Complete set of materials for N-methylcarbamoyloximes and N-methylcarbamates.
  • New mix satisfies latest update of EPA Method 531.2.
  • Formulated in acetonitrile for stability and convenience for LC analysis.

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Internal Standard Mix, EPA 528 (2 components)

  • Reference materials for U.S. EPA Method 528.
  • Fortification solution formulated based on MS sensitivity to each analyte.

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Phenol Calibration Mix, EPA 528 (12 components)

  • Reference materials for U.S. EPA Method 528.
  • Fortification solution formulated based on MS sensitivity to each analyte.

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524.2 Surrogate Standard (2 components)

  • Separate mixes for surrogates and internal standard.
  • Fortification solution combines surrogates and internal standard.
  • Calibration mixes and all other quality control mixes also available.

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524 Rev. 4.0 VOA Kit #2 (2,000 µg/mL)

Contains 1mL each of these mixtures.
30042: 502.2 Calibration Mix #1
30431: 502.2 MegaMix
30300: 524 Calibration Mix #7A
30304: 524 Calibration Mix #7B
30203: 524 Calibration Mix #8
30201: 524 Surrogate/Internal Standard Mix

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524 Rev. 4.0 Volatile Organics Kit (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30201: 524 Internal Standard/Surrogate Mix
30042: 502.2 Calibration Mix #1
30043: 502.2 Calibration Mix #2
30044: 502.2 Calibration Mix #3
30045: 502.2 Calibration Mix #4
30046: 502.2 Calibration Mix #5
30047: 502.2 Calibration Mix #6
30300: 524 Calibration Mix #7A
30304: 524 Calibration Mix #7B
30203: 524 Calibration Mix #8

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524 Calibration Mix #7 Kit

Contains 1 mL each of these mixtures.
30300: 524 Calibration Mix #7A
30304: 524 Calibration Mix #7B

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Herbicide Mix #2

Derivatized Form

Herbicide Mix #2

Free Acid Form

Organochlorine Pesticide System Evaluation Mix (2 components)

  • Designed for daily assessment of system performance.
  • Reveals active sites in the injection port and/or GC column.
  • Prepared in MTBElow expansion volume helps minimize backflash.

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508.1 Pesticide Kit

Contains 1 mL each of these mixtures.
32045: 508 Performance Check Mix
32091: 508.1 Internal Standard Mix
32092: 508.1 Surrogate Mix
32093: 508.1 GC Degradation Check Mix
32094: 508.1 Calibration Mix #1
32095: 508.1 Calibration Mix #2
32096: 508.1 Calibration Mix #3

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502.2 VOA Calibration Kit #1 (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30042: 502.2 Calibration Mix #1
30043: 502.2 Calibration Mix #2
30044: 502.2 Calibration Mix #3
30045: 502.2 Calibration Mix #4
30046: 502.2 Calibration Mix #5
30047: 502.2 Calibration Mix #6

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Antifoam Agent for Purge-and-Trap Samples

  • Efficiently controls foam; effective over a wide pH range.
  • No hazardous materials, no components that are target analytes.
  • Effective at less than 0.1% of sample volume.

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502.2 VOA Calibration Kit #3 (200 µg/mL)

Contains 1 mL each of these mixtures.
30439: 502.2 Calibration Mix #1
30432: 502.2 MegaMix Standard

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502.2 VOA Calibration Kit #2 (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30042: 502.2 Calibration Mix #1
30431: 502.2 MegaMix Standard

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DW-VOC Kit #2 (2,000 µg/mL)

Contains 1 mL each of these mixtures.
30211: 501 Trihalomethane Mix
30219: DW-VOC Mix #1
30220: DW-VOC Mix #2
30235: DW-VOC Mix #3

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BTEX Gas Mix (6 components)

Our high-quality air monitoring gas calibration standards are provided by Spectra/Linde and Airgas (formerly Scott/Air Liquide gas)meeting lab requirements for two separate sources of calibration standards.

Note: Actual cylinder pressure may vary due to loss from quality testing procedure.

To view compatible regulators, select your standard below and see Restek Recommends.

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