Votre recherche pour: 2,2-Diphenyl-1-picrylhydrazyl+(free+radical)

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2,2-Diphenyl-1-picrylhydrazyl (free radical) ≥95%

Fournisseur: Thermo Fisher Scientific

Description: 2,2-Diphenyl-1-picrylhydrazyl is used as a sensitive colorimetric free radical scavenger. It serves as a general antioxidant detector. It is utilized to monitor chemical reactions involving radicals as well as a standard of the position and intensity of electron paramagnetic resonance signals. Further, it is employed in the quantitative determination of aliphatic and aromatic thiols by indirect spectroscopy and for photometric determination of tocopherol.

FDS (Fiche de données de sécurité) Certificats.

2,2-Diphenyl-1-picrylhydrazyl (free radical) ≥95%, solide cristallin

Fournisseur: Cayman Chemical

Description: DPPH, known formally as 2,2-diphenyl-1-picrylhydrazyl, is a cell-permeable, stable free radical that is commonly used to evaluate the ability of compounds to act as free radical scavengers or hydrogen donors and to measure the antioxidant activity of tissue extracts.

5,5-Dimethyl-1-pyrroline-N-oxide ≥98.0% (par GC) pour spectroscopie ESR, Supelco®

Référence Produit: (92688-100MG)

Fournisseur: Merck

Description: 5,5-Dimethyl-1-pyrroline N-oxide is a reagent generally used either as a free-radical spin-trapping agent, or electrophilic component during the synthesis of pyrrolidine derivatives. It may also be considered as 1,3-dipole in cycloaddition processes.

UOM: 1 * 100 mg

*Promo

N/A Pièce

1,8-Dihydroxyanthracène-9(10H)-one ≥99%, poudre jaune

Fournisseur: MP Biomedicals

Description: Dithranol (1, 8 - dihydroxy-9-anthrone) is also known as anthralin. It is a vital topical antipsoriatic drugs. Dithranol, an athracene derivative, is a free radical generating mitochondrial poison that induces apoptosis in keratinocytes.

CYPMPO ≥97% pour spectroscopie ESR, Supelco®

Référence Produit: (01872-1MG)

Fournisseur: Merck

Description: CYPMPO is designed for radical detection. It is a free radical spin trap with excellent trapping capabilites toward hydroxyl and superoxide radicals in biological and chemical systems.

UOM: 1 * 1 mg

*Promo