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Ethyl benzenesulphonate ≥98.0% (by GC)

Leverancier: TCI

Omschrijving: Ethyl benzenesulphonate ≥98.0% (by GC)

Sodium-2,6-dinitro-4-(trifluoromethyl)benzenesulphonate ≥95.0% (by titrimetric analysis)

Leverancier: TCI

Omschrijving: Sodium-2,6-dinitro-4-(trifluoromethyl)benzenesulphonate ≥95.0% (by titrimetric analysis)

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

Leverancier: SIGMA ALDRICH MICROSCOPY

Omschrijving: 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.