Esta buscando: 3,3''-Dibromo-1,1':3',1''-terphenyl

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TPPS hydrate (=tetraphenylporphyrin tetrasulphonic acid hydrate) ≥95.0% for spectrophotometric determination of transition metals, Supelco®

Numero del catalogo: (89456-100MG-F)

Proveedor: Merck

Descripción: Reagent for the spectrophotometric determination of ultra trace amounts of transition metals; determination by capillary zone electrophoresis.

UOM: 1 * 100 mg

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4,4′,4′′,4′′′-(Porphine-5,10,15,20-tetrayl)tetrakis(benzenesulphonic acid) tetrasodium salt hydrate

Proveedor: SIGMA ALDRICH MICROSCOPY

Descripción: 5,10,15,20-Tetraphenyl-21H, 23H-porphine-p,p′,p,p′′′-tetrasulfonic acid tetrasodium hydrate is a water-soluble porphyrin. It is a negatively charged compound due to the presence of the sulfonate groups. It has been used to functionalize chemically converted graphene to form conductive graphene films of varying thickness.