Replacement for 3M™ Novec™ 73DE
| Part # | Name | Size | Ordering |
|---|---|---|---|
| 2473004555 | BestSolv® 73DE-55 | 55 gal. drum | |
| 2473004505 | BestSolv® 73DE-05 | 5 gal. pail | |
| 2473004501 | BestSolv® 73DE-01 | 1 gal. metal container |
Product Description
BestSolv® 73DE Engineered Fluid is a high-performance solvent designed for heavy-duty vapor degreasing and immersion cleaning applications. It excels at dewaxing applications and cleaning solder flux residue.
BestSolv® 73DE is an exact molecule replacement for 3M™ Novec™ 73DE.
Recommended Applications

- Solvent cleaner for heavy greases, oils, waxes, silicones and non-polar flux residues
- Immersion cleaning of oils, greases and waxes
- Cleaning solvent for vapor degreasing
- Lubricant deposition applications where increased solvency is desired
Features and Benefits
- Ideal for vapor degreasing and precision cleaning applications
- Stable, azeotropic solvent blend
- Compatible with a wide range of materials
- Low global warming potential (GWP)
- Zero ozone depletion potential (ODP)
- Non-flammable
- Non-conductive
- Replacement for CFCs, HCFCs, HFCs, TCE, nPB, Novec™ HFEs
- Low toxicity makes it safe for workers and the environment
- Low surface tension allows it to penetrate tight spaces for thorough cleaning
Composition & Properties
| Composition | HFE7300 trans-1,2-Dichloroethylene (t-DCE) |
| 3M™ Novec™ Replacement Type | Exact Molecule |
| Cleaning Performance | Heavy Duty |
| Boiling Point | 118 °F / 48 °C |
| Stability | Near Azeotrope |
| Vapor Pressure | 263 mmHg |
| Liquid Density | 1.28 g/cm2 |
| Surface Tension | 19.9 dynes/cm |
| Kauri-Butanol Value | 83 Kb |
| Global Warming Potential (GWP) | Low |
| Ozone Depletion Potential (ODP) | None |
| Volatile Organic Compound (VOC) Designation | Yes – 1,2 trans DCE is a VOC. |
| Flash Point | None |
Materials Compatibility
| Metals | Aluminum Brass Cadmium Carbon Steel Copper Magnesium Steel Stainless Steel Titanium |
| Glass | Glass Ceramics |
| Polymers/Plastics* | Acetal Epoxy Nylon PEEK Polyester Polyethylene Polypropylene PFTE |
| Elastomers* | Butyl Rubber DuPont™ Kalrez™ Perfluoroelastomers Parfluor™ Perfluoroelastomers Viton™ Fluoroelastomers Polyurethane |
*Not suitable for acrylics, ABS, polycarbonates or polystyrene, silicone or fluorosilicone. The customer is responsible for ensuring specific material compatibility, which should always be verified through testing with specific contaminants under process-specific cleaning conditions.
Related Products
BestSolv® is distributed exclusively by Best Technology Inc.


