The Gram Safranin Solution, cataloged under National Stock Number 6550-01-315-5331, 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 Becton, Dickinson and Company Dba Becton Dickinson & Co. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: PG.
| Parameter | Value |
|---|---|
| NSN | 6550-01-315-5331 |
| Primary Part Number | 212531 |
| Item Name | Gram Safranin Solution |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Becton, Dickinson and Company Dba Becton Dickinson & Co |
| Status | ACTIVE |
| Primary Container Content Quantity | 250.000 MILLILITERS |
| Supplementary Features | MEDSEP ITEM FOR DOD, BECTON-DICKINSON |
| Primary Container Type | BOTTLE |
| Usage Design | USED FOR DIFFERENTIAL STAINING OF BACTERIA IN SPECIMENS AND CULTURES |
| Total Primary Container Quantity | 4 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Unit of Issue | PG |
| Part Number | Manufacturer |
|---|---|
| 212531 PRIMARY | Becton, Dickinson and Company Dba Becton Dickinson & Co (USA) |
| Reference | Meaning |
|---|---|
| F89J066 | 5/1 Secondary reference Air Force Medical Logistics Office |
| 12296 | 5/9 Secondary reference Infolab, Llc Dba Infolab |
| 212531 | 5/9 Secondary reference Becton-Dickinson and Co Microbiology Systems Div |
NSN 6550-01-315-5331 is a Gram Safranin Solution, manufactured by Becton, Dickinson and Company Dba Becton Dickinson & Co, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-315-5331 has 1 manufacturer part number on file: 212531 (Becton, Dickinson and Company Dba Becton Dickinson & Co).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-721-6784. Verify interchangeability with system specifications before substitution.
Key specifications for 212531: Primary Container Content Quantity: 250.000 MILLILITERS; Supplementary Features: MEDSEP ITEM FOR DOD, BECTON-DICKINSON; Primary Container Type: BOTTLE; Special Features: EACH BOTTLE CONTAINS APPROXIMATELY 0.25 PERCENT SAFRANIN IN 20 PERCENT ETHYL ALCOHOL. 5 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.