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Reference Standards: US EPA Methods

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EPA Method 525.3 OCP Cal Standard (29 components)

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  • 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.

EPA Method 525.3 OPP Cal Standard (16 components)

More Details
  • 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.

EPA Method 525.3 ONP Cal Standard (44 components)

More Details
  • 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.

EPA Method 525.3 Surrogate Standard (3 components)

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  • 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.

608 Complete Kit

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  • 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

Herbicide Mix #2

Free Acid Form

Herbicide Mix #2

Derivatized Form

Chlordane, Toxaphene Solutions

More Details
  • 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.

Toxaphene Solutions

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

8140/8141 Internal Standards & Surrogates

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

508.1 Pesticide Kit

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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

8140/8141 Internal Standards & Surrogates

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

Organochlorine Pesticide System Evaluation Mix (2 components)

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  • 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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