EPA Methods Standards

eMolecules​ Medchem Express / Sofosbuvir impurity M / 1mg / 446274431 / HY-I0735 / / 2095551-10-1 / MFCD28387167 / 527.467 / C22H30N3O10P

Medchem Express / Sofosbuvir impurity M / 1mg / 446274431 / HY-I0735 / / 2095551-10-1 / MFCD28387167 / 527.467 / C22H30N3O10P

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Chem Service Inc BASE NEUT SURROGATE 1000UG/ML

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This item has a minimum order quantity of 2 per supplier requirements

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eMolecules​ Pharmablock / ethyl 6-nitroimidazo[12-a]pyridine-2-carboxylate / 25mg / 686936601 / PBYS1350 / 0.000 / 38923-08-9 / MFCD05864803 / 235.199 / C10H9N3O4

Pharmablock / ethyl 6-nitroimidazo[12-a]pyridine-2-carboxylate / 25mg / 686936601 / PBYS1350 / 0.000 / 38923-08-9 / MFCD05864803 / 235.199 / C10H9N3O4

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Crescent Chemical Co Inc LASALOCID A NA SALT SOLN 1ML

Lasalocid A sodium salt 100 µg/mL in Acetonitrile Pharma./veter. comp (WS Lsg) CAS 25999-20-6 Molecular Weight - 612.7696 Storage - RT Catalog Num - DRE-XA14593000AL chemical

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Crescent Chemical Co Inc MEVINPHOS SOLN 1 ML

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Mevinphos 100 µg/mL in Acetonitrile Insecticide (WS solution) CAS 7786-34-7 Molecular Weight - 224.1483 Storage - RT Catalog Num - DRE-XA15220000AL pesticide

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Medchemexpress LLC Abiraterone metabolite 1 | 1940176-03-3 | MFCD31619249 | 99.6% | 351.52 g/mol | C24H33NO | 1 ML

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Abiraterone metabolite 1 is the 5α-reduced metabolite of abiraterone and a reported CYP17A1 inhibitor. It is supplied as a research reference standard for biochemical, pharmacological, and metabolism studies related to androgen biosynthesis and prostate cancer research.

• High purity (≈99.6%).
• Molecular formula C24H33NO and molecular weight 351.52 g/mol.
• Provided as a 10 mM solution in DMSO (1 ML) and as solid sizes for analytical use.
• Intended for use as an analytical standard and in vitro biochemical assays.
• Datasheet, certificate of analysis, and SDS available for quality and safety information.

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eMolecules​ Ambeed / Methyl ((benzyloxy)carbonyl)-L-serinate / 5g / 490542399 / A244082 / / 1676-81-9 / MFCD00077039 / 253.254 / C12H15NO5

Ambeed / Methyl ((benzyloxy)carbonyl)-L-serinate / 5g / 490542399 / A244082 / / 1676-81-9 / MFCD00077039 / 253.254 / C12H15NO5

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eMolecules​ Ambeed / (4-((2-Methoxy-2-oxoethyl)carbamoyl)phenyl)boronic acid / 250mg / 716188386 / A265431 / / 850568-24-0 / MFCD04115681 / 237.020 / C10H12BNO5

Ambeed / (4-((2-Methoxy-2-oxoethyl)carbamoyl)phenyl)boronic acid / 250mg / 716188386 / A265431 / / 850568-24-0 / MFCD04115681 / 237.020 / C10H12BNO5

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eMolecules​ Ambeed / (5-(Ethoxycarbonyl)thiophen-3-yl)boronic acid / 100mg / 687211894 / A552032 / / 957121-19-6 / MFCD09800891 / 200.020 / C7H9BO4S

Ambeed / (5-(Ethoxycarbonyl)thiophen-3-yl)boronic acid / 100mg / 687211894 / A552032 / / 957121-19-6 / MFCD09800891 / 200.020 / C7H9BO4S

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eMolecules​ JW PharmLab LLC / 1-Benzyl-3-cyanomethyl-4-oxo-piperidine-3-carboxylic acid ethyl ester / 1g / 718380067 / 60R2168 / 96.000 / 1334414-48-0 / MFCD19686922 / 300.358 / C17H20N2O3

JW PharmLab LLC / 1-Benzyl-3-cyanomethyl-4-oxo-piperidine-3-carboxylic acid ethyl ester / 1g / 718380067 / 60R2168 / 96.000 / 1334414-48-0 / MFCD19686922 / 300.358 / C17H20N2O3

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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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Crescent Chemical Co Inc FLORFENICOL 250 MG

Florfenicol Pharma./veter. comp. (WS) CAS 73231-34-2 Molecular Weight - 358.2133 Storage - RT Catalog Num - DRE-C13665000 chemical

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ERA WATERS CORP CHLORINATED ACID HERBICIDES

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NC3495881 CHLORINATED ACID HERBICIDES

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Chem Service Inc EPA METHOD 8015C CAL MIX

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NC3357108 EPA METHOD 8015C CAL MIX

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Chem Service Inc EPA METHOD 524.4 MIX

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NC3357109 EPA METHOD 524.4 MIX

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