The Mounting Medium,microscopy, cataloged under National Stock Number 6640-01-666-6775, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-666-6775 |
| Primary Part Number | 03989-100ML |
| Item Name | Mounting Medium,microscopy |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc |
| Status | ACTIVE |
| Unit Package Quantity | 1 |
| Material | RESIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 03989-100ML PRIMARY | Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc (USA) |
| C991G75 | Arthur H. Thomas Company (USA) |
| Reference | Meaning |
|---|---|
| 6640NCM173769 | 5/1 Secondary reference Defense Medical Standardization Board |
| 1485996 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-666-6775 is a Mounting Medium,microscopy, manufactured by Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-666-6775 has 2 manufacturer part numbers on file: 03989-100ML (Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc), C991G75 (Arthur H. Thomas Company).
Key specifications for 03989-100ML: Unit Package Quantity: 1; Special Features: CLEAR; FORMULATED FROM ADVANCED ACRYLIC RESINS; LOW VISCOSITY (60 CPS) FOR USE W/COVER GLASS; RAPID DRYING; CAN BE DISSOLVED IN TOLUENE OR XYLENE; CAN BE USED W/IMMERSION OIL; PROTECTS SLIDE SPECIMEN AGAINST PHYSICAL DAMAGE AND ELEMENTAL DEGRADATION; SPECIAL PURPOSE ADHESIVE AND SEALANT FOR USE WITH GLASS NON-PLASTIC AND OTHER NON-REACTIVE MATERIALS. IT SPREADS QUICKLY AND EVENLY WITHOUT FORMING ANY AIR BUBBLES; 100ML. BOTTLE; STORE AT ROOM TEMPERATURE; Part Name Assigned by Controlling Agency: MOUNTING MEDIUM, MICROSCOPY CLEAR 100ML; Material: RESIN. 2 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.