EPA Methods Standards
Crescent Chemical Co Inc ACROLEIN-2,4-DINITROPHENY 25MG
Acrolein-2,4-dinitrophenylhydrazone (DNPH) Hydrocarb./petrochem. (Metabolite) CAS 888-54-0 Molecular Weight - 236.1842 Storage - -18°C Catalog Num - DRE-CA10045200 chemical
Crescent Chemical Co Inc 3-METHYLCHOLANTHRENE 10 MG
3-Methylcholanthrene Polycyc. arom. hydrocarb. (WS) CAS 56-49-5 Molecular Weight - 268.3517 Storage - RT Catalog Num - DRE-C20850000 chemical
Crescent Chemical Co Inc IMIDACLOPRID D4 SOLN 1ML
Imidacloprid D4 (imidazolidin-4,4,5,5 D4) 100 ng/µl in Acetone Insecticide (Isotop solution) CAS 1015855-75-0 Molecular Weight - 259.6856 Storage - RT Catalog Num - DRE-XA14283710AC pesticide
eMolecules Pharmablock / ethyl 2-oxo-2-(thiophen-2-yl)acetate / 100mg / 784545717 / PB03700 / 0.000 / 4075-58-5 / MFCD00015538 / 184.210 / C8H8O3S
Pharmablock / ethyl 2-oxo-2-(thiophen-2-yl)acetate / 100mg / 784545717 / PB03700 / 0.000 / 4075-58-5 / MFCD00015538 / 184.210 / C8H8O3S
Medchemexpress LLC Wnt3a Surrogate Hum 100ug
Recombinant human Wnt3a surrogate Fc-fusion protein expressed in HEK293 cells, supplied as a filtered, buffered solution for research use in Wnt signaling and related cell biology assays. Supplied in a 100 μg format and intended for applications requiring high-purity, low-endotoxin protein.
- Human Fc fusion expressed in HEK293 cells.
- Available as a 100 μg vial for assay use.
- Purity greater than 95% by reducing SDS-PAGE.
- Endotoxin below 0.01 EU/μg (LAL test).
- Formulated in 25 mM Tris-HCl, 500 mM NaCl, pH 8.2, 0.2 μm filtered.
- Predicted molecular mass 58.5 kDa; apparent 66-73 kDa on SDS-PAGE.
- Store at -80°C for long-term storage; avoid repeated freeze-thaw cycles.
Medchemexpress LLC Wnt3a Surrogate Hum 50ug
Wnt3a Surrogate Protein, Human (HEK293, C-hFc) is a recombinant, Fc-tagged surrogate of human Wnt3a produced in HEK293 cells. Supplied lyophilized, it serves as a water-soluble, Frizzled-specific Wnt agonist for in vitro research to activate Wnt signaling pathways.
- Expressed in HEK293 cells with a C-terminal human Fc tag.
- Supplied lyophilized from PBS (pH 7.4) with 8% trehalose.
- Purity greater than 95% by Tris-Bis PAGE.
- Predicted molecular mass 58.5 kDa; appears ~60-75 kDa on SDS-PAGE.
- Recommended reconstitution concentration of at least 100 μg/mL in ddH2O.
- Store at -20°C; aliquot and freeze at -20°C or -80°C for extended storage.
- For research use only.
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
![eMolecules JW PharmLab LLC / (R)-3-(2-tert-Butoxycarbonylamino-2-carboxy-ethyl)-benzoic acid methyl ester / 500mg / 697513841 / 15R0936 / 97.000 / 2349423-85-2 / [null] / 323.345 / C16H21NO6](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502479990.JPG-250.jpg)
eMolecules JW PharmLab LLC / (R)-3-(2-tert-Butoxycarbonylamino-2-carboxy-ethyl)-benzoic acid methyl ester / 500mg / 697513841 / 15R0936 / 97.000 / 2349423-85-2 / [null] / 323.345 / C16H21NO6
JW PharmLab LLC / (R)-3-(2-tert-Butoxycarbonylamino-2-carboxy-ethyl)-benzoic acid methyl ester / 500mg / 697513841 / 15R0936 / 97.000 / 2349423-85-2 / [null] / 323.345 / C16H21NO6
eMolecules Ambeed / Ethyl 2-formylisonicotinate / 100mg / 490543166 / A247790 / / 21908-08-7 / MFCD13659319 / 179.175 / C9H9NO3
Ambeed / Ethyl 2-formylisonicotinate / 100mg / 490543166 / A247790 / / 21908-08-7 / MFCD13659319 / 179.175 / C9H9NO3
eMolecules Pharmablock / ethyl 1H-pyrazole-4-carboxylate / 100mg / 551136232 / PBN20120658 / 0.000 / 37622-90-5 / MFCD00010844 / 140.142 / C6H8N2O2
Pharmablock / ethyl 1H-pyrazole-4-carboxylate / 100mg / 551136232 / PBN20120658 / 0.000 / 37622-90-5 / MFCD00010844 / 140.142 / C6H8N2O2
eMolecules Pharmablock / methyl 5-methoxy-6-nitro-pyridine-2-carboxylate / 25mg / 788495378 / PBCH846 / 0.000 / 390816-44-1 / MFCD19440507 / 212.161 / C8H8N2O5
Pharmablock / methyl 5-methoxy-6-nitro-pyridine-2-carboxylate / 25mg / 788495378 / PBCH846 / 0.000 / 390816-44-1 / MFCD19440507 / 212.161 / C8H8N2O5
eMolecules Pharmablock / ethyl 1H-indazole-3-carboxylate / 25mg / 721310825 / PBT4797 / 0.000 / 4498-68-4 / MFCD01138134 / 190.202 / C10H10N2O2
Pharmablock / ethyl 1H-indazole-3-carboxylate / 25mg / 721310825 / PBT4797 / 0.000 / 4498-68-4 / MFCD01138134 / 190.202 / C10H10N2O2
![eMolecules Pharmablock / ethyl 6H-thieno[23-b]pyrrole-5-carboxylate / 25mg / 551160319 / PBU2350 / 0.000 / 35357-56-3 / MFCD06761694 / 195.240 / C9H9NO2S](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502517501.JPG-250.jpg)
eMolecules Pharmablock / ethyl 6H-thieno[23-b]pyrrole-5-carboxylate / 25mg / 551160319 / PBU2350 / 0.000 / 35357-56-3 / MFCD06761694 / 195.240 / C9H9NO2S
Pharmablock / ethyl 6H-thieno[23-b]pyrrole-5-carboxylate / 25mg / 551160319 / PBU2350 / 0.000 / 35357-56-3 / MFCD06761694 / 195.240 / C9H9NO2S
Crescent Chemical Co Inc QUINTOZENE 250 MG
Quintozene Fungicide (WS) CAS 82-68-8 Molecular Weight - 295.3347 Storage - RT Catalog Num - DRE-C16730000 pesticide
Crescent Chemical Co Inc CHLORPYRIFOS SOLN 10 ML
Chlorpyrifos 10 µg/mL in Acetonitrile Insecticide (WS solution) CAS 2921-88-2 Molecular Weight - 350.5863 Storage - RT Catalog Num - DRE-L11600000AL pesticide