EPA Methods Standards

Cambridge Isotope Laboratories STD FOR EPA METHOD 8280

NC2980739 STD FOR EPA METHOD 8280

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AccuStandard, Inc ACID SURROGATE STANDARD

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NC3654231 ACID SURROGATE STANDARD

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Crescent Chemical Co Inc Difethialone 10 µg/mL in Acetonitrile, 104653-34-1, MFCD01663605, 10mL

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Molecular Formula C31H23BrO2S, Molecular Weight 539.491, Pesticide other (WS solution)

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Crescent Chemical Co Inc Fluridone, 59756-60-4, MFCD00078682, 1mL

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Molecular Formula C19H14F3NO, Molecular Weight 329.320, Single Component Calibration Standard in Methanol

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eMolecules​ Ambeed / Ethyl 3-oxo-3-(pyridin-2-yl)propanoate / 250mg / 552734185 / A464737 / / 26510-52-1 / MFCD00094022 / 193.202 / C10H11NO3

Ambeed / Ethyl 3-oxo-3-(pyridin-2-yl)propanoate / 250mg / 552734185 / A464737 / / 26510-52-1 / MFCD00094022 / 193.202 / C10H11NO3

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AccuStandard, Inc TUNING STD 5X1 ML

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GC/MS Tuning Standard for EPA Method 624/625. 100 mL. 10 ?g/mL in 2-5% Nitric Acid.

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Medchemexpress LLC Oxyfluorfen | 42874-03-3 | 99.7 % | 100 MG

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Oxyfluorfen is a diphenyl ether herbicide and protoporphyrinogen oxidase (PPO) inhibitor supplied as a research-grade solid for laboratory studies of herbicidal activity, environmental fate, and toxicology.

• High purity suitable for analytical and research use.
• Off-white to light yellow solid physical form.
• Available in small pack sizes for laboratory experiments.
• Recommended cold storage to maintain stability.
• Acts as a PPO inhibitor affecting chlorophyll synthesis for mechanism studies.

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Quantum Storage Systems DLY BASE SECURITY UN 24X60X70

Aah, Quantum Storage Dly Base Security Un 24x60x70

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Quantum Storage Systems DLY BASE SECURITY UN 24X36X70

Aah, Quantum Storage Dly Base Security Un 24x36x70

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eMolecules​ Pharmablock / O1-benzyl O3-methyl azetidine-13-dicarboxylate / 100mg / 551317352 / PB01230 / 0.000 / 757239-60-4 / MFCD11110708 / 249.266 / C13H15NO4

Pharmablock / O1-benzyl O3-methyl azetidine-13-dicarboxylate / 100mg / 551317352 / PB01230 / 0.000 / 757239-60-4 / MFCD11110708 / 249.266 / C13H15NO4

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Agilent Technologies PURGEABLE AROMATICS MIX 1ML

PURGEABLE AROMATICS MIX 1ML ..

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Agilent Technologies Surrogate standard, 1mL

1,2-Dichloroethane-d4: 1000 µg/mL, 4-Bromofluorobenzene: 1000 µg/mL, Toluene-d8: 1000 µg/mL

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Agilent Technologies PREC.ACRCY.RECVRY-ACETN-100ML

NC3734193 PREC.ACRCY.RECVRY-ACETN-100ML

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Medchemexpress LLC Tofacitinib metabolite-1 | 1640971-51-2 | 99.6% | C16H20N6O2 | 10MG

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Tofacitinib metabolite-1 is the primary human metabolite of the JAK inhibitor tofacitinib. This small-molecule reference standard is supplied as a light-yellow solid at high purity for use in pharmacokinetic, metabolism, and LC-MS analytical method development.

• CAS number: 1640971-51-2
• Molecular formula: C16H20N6O2
• Molecular weight: 328.37 g/mol
• High purity, approximately 99.6%
• Appearance: light yellow to yellow solid
• Soluble in DMSO; recommended 100 mg/mL with ultrasonic assistance
• Suitable for pharmacokinetic, metabolism, and analytical reference studies
• Storage: protect from light; solids at 4°C; solutions long-term at -80°C

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eMolecules​ Pharmablock / methyl (2S4R)-4-benzyloxypyrrolidine-2-carboxylatehydrochloride / 50mg / 586164519 / PBXAA397-1 / 0.000 / 66831-17-2 / MFCD00798674 / 271.740 / C13H18ClNO3

Pharmablock / methyl (2S4R)-4-benzyloxypyrrolidine-2-carboxylatehydrochloride / 50mg / 586164519 / PBXAA397-1 / 0.000 / 66831-17-2 / MFCD00798674 / 271.740 / C13H18ClNO3

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