The Ensyme Inhibitor,he, cataloged under National Stock Number 6550-01-606-4220, is classified within Federal Supply Class 6550 (In Vitro Diagnostic Substances, Reagents, Test Kits and Sets) of the Medical, Dental, and Veterinary Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6550-01-606-4220 |
| Item Name | Ensyme Inhibitor,he |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ZN625-9-500MG | 3/9 Design control — primary reference Frontier Scientific, Inc. Dba Porphyrin Products |
NSN 6550-01-606-4220 is a Ensyme Inhibitor,he, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
Key specifications for 6550-01-606-4220: Special Features: A POTENT AND SELECTIVE INHIBITOR OF HEME OXYGENASE, THE ENZYME WHICH GENERATES CARBON MONOXIDE (CO) AND BILIVERDIN. INHIBITS SOLUBLE GUANYLYL CYSLASE AND PRODUCES A TIME- AND CONCENTRATION-DEPENDENT INACTIVATION OF ALL THREE ISOFORMS OF NITRIC OXIDE SYNTHASE. INHIBITS RELAXATION INDUCED BY ACETHYCHOLINE, ANP, AND VIP IN ISOLATED RAT AORTA. BLOCKS INTERLEUKIN-1 AND PREVENTS INDUCTION OF LONG-TERM POTENTIATION. ALSO USEFUL AS AN INDICATOR OF IRON DEFICIENT ERYTHROPOIESIS. DOES NOT CROSS THE BLOOD-BRAIN BARRIER.; Part Name Assigned by Controlling Agency: ZN(II) POTOPORPHYRIN IX. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.