The Formaldehyde Solution, cataloged under National Stock Number 6550-01-328-2277, 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 Avantor Performance Materials, Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6550-01-328-2277 |
| Primary Part Number | M518-03 |
| Item Name | Formaldehyde Solution |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Avantor Performance Materials, Inc. |
| Status | ACTIVE |
| Primary Container Content Quantity | 4.000 LITERS |
| Supplementary Features | MEDSEP ITEM FOR DOD, BAKER CHEMICAL CO |
| Medical Designation and Grade | MODIFIED |
| Hazardous Substances | FLAMMABLE |
| Primary Container Type | BOTTLE |
| Protective Storage Feature | FLAMMABLE AND SUBJECT TO DAMAGE BY FREEZING |
| Usage Design | USED AS PHOSPHATE BUFFERED HISTOLOGICAL FIXATIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| M518-03 PRIMARY | Avantor Performance Materials, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6550NCM050631 | 5/1 Secondary reference Defense Medical Standardization Board |
| 05-0473 | 5/1 Secondary reference U.S. Government activity |
| F90272 | 5/1 Secondary reference Air Force Medical Logistics Office |
NSN 6550-01-328-2277 is a Formaldehyde Solution, manufactured by Avantor Performance Materials, Inc., classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-328-2277 has 1 manufacturer part number on file: M518-03 (Avantor Performance Materials, Inc.).
Key specifications for M518-03: Primary Container Content Quantity: 4.000 LITERS; Supplementary Features: MEDSEP ITEM FOR DOD, BAKER CHEMICAL CO; Medical Designation and Grade: MODIFIED; Hazardous Substances: FLAMMABLE. 7 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.