The Nitrate Reduction Test Reagent, cataloged under National Stock Number 6550-01-504-2670, is classified within Federal Supply Class 6550 (In Vitro Diagnostic Substances, Reagents, Test Kits and Sets) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Hach Lange Nv. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6550-01-504-2670 |
| Primary Part Number | 2745425 |
| Item Name | Nitrate Reduction Test Reagent |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Hach Lange Nv |
| Status | ACTIVE |
| Primary Container Type | BOTTLE, PLASTIC |
| Usage Design | FOR WATER TESTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2745425 | Hach Lange Nv (BEL) |
| HACH 27454-25 | Hach Lange Nv (BEL) |
| Reference | Meaning |
|---|---|
| 27454-25 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6550-01-504-2670 is a Nitrate Reduction Test Reagent, manufactured by Hach Lange Nv, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-504-2670 has 2 manufacturer part numbers on file: 2745425 (Hach Lange Nv), HACH 27454-25 (Hach Lange Nv).
Key specifications for 2745425: Primary Container Type: BOTTLE, PLASTIC; Special Features: APPROXMATE NUMBER OF TESTS 25; Usage Design: FOR WATER TESTING. 2 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.