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Reference Standards: US EPA Methods
500

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

  • Full 82-component EPA 524.3 list using as few as three ampuls—reduce prep time and chances for error or contamination.
  • EPA 524.3 VOA MegaMix ampul includes oxygenates group—no need to order separately.
  • Volatile gases prepared separately—replace shorter-life components without wasting money on full list.
  • Two options for internal and surrogate standards—separate or combined mix.
  • Also ideal for surface water and groundwater testing.

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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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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.
  • Also available: EPA 539 calibration stock standard with concentrations of 100–350 µg/mL to more conveniently match EPA requirements (cat.# 31998).

U.S. DEA-exempted formulation—no additional customer permits or licensing are required to purchase within the U.S.


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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 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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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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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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524.2 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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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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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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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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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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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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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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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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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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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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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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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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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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Chloral Hydrate

U.S. DEA-exempted formulation—no additional customer permits or licensing are required to purchase within the U.S.


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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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EPA 539 Calibration Stock Standard (7 components)

  • Contains the seven hormones listed in EPA Method 539 at the appropriate concentrations.
  • Also available: UCMR3 Method 539 calibration standard with concentrations of 10–400 µg/mL to more conveniently match UCMR3 requirements (cat.# 32461).

U.S. DEA-exempted formulation—no additional customer permits or licensing are required to purchase within the U.S.


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