| ProtoFluor Reagent (2x15 mL)Helena Laboratories CorporationProtoporphyrin IX IVD, reagent | 2002 | Helena Laboratories Corporation | Protoporphyrin IX IVD, reagent |
| ProtoFluor Reagent System (Part 2 of 2)Helena Laboratories CorporationProtoporphyrin IX IVD, reagent | 551057 | Helena Laboratories Corporation | Protoporphyrin IX IVD, reagent |
| ReagentChromsystems Instruments + Chemicals GmbHTotal porphyrin (coproporphyrin/uroporphyrin) IVD, reagent | 44002 | Chromsystems Instruments + Chemicals GmbH | Total porphyrin (coproporphyrin/uroporphyrin) IVD, reagent |
| Reagent KitChromsystems Instruments + Chemicals GmbHTotal porphyrin (coproporphyrin/uroporphyrin) IVD, kit, liquid chromatography | 44000 | Chromsystems Instruments + Chemicals GmbH | Total porphyrin (coproporphyrin/uroporphyrin) IVD, kit, liquid chromatography |