Replacement for 3M™ Novec™ 7100
| Part # | Name | Size | Ordering |
|---|---|---|---|
| 23700110 | BestSolv® Sierra-55 | 55 gal. drum | |
| 23700125 | BestSolv® Sierra-05 | 5 gal. pail | |
| 23700121 | BestSolv® Sierra-01 | 1 gal. metal container |
Product Description
BestSolv® Sierra Engineered Fluid is a high-purity neat hydrofluoroether (HFE) fluid that excels as a light-duty precision cleaning solvent, and serves as a reliable solvent for latent fingerprint processing in forensic investigations.
This product is a similar molecule, drop-in replacement for 3M™ Novec™ 7100, available at a significantly lower price point than 3M™ Novec™ 7100.
Recommended Applications

- Cleaning solvent – light duty
- Vapor degreasing
- Rinsing agent
- Precision cleaning
- Cleaning / rinsing medical device parts during manufacturing
- Cleaning / rinsing electronics and mobile device parts during manufacturing
- Latent fingerprint processing on porous surfaces, as a carrier solvent for ninhydrin and DFO formulations. Tested and approved by our customers as a replacement for HFE-7100.
- Preservation of biological specimens
- Lubricant carrier for fluorochemicals and silicones
Features and Benefits
- Drop-in replacement for 3M™ Novec™ 7100 HFE fluid
- Effective light-duty cleaning and rinsing of particulates, fluoro lubes, light oils, fluoro greases
- Hydrofluoroether (HFE) solvent
- Ideal for vapor degreaser rinsing and precision cleaning applications
- Compatible with a wide range of materials
- Non-flammable
- Non-conductive
- Low toxicity makes it safe for workers and the environment
- Low Global Warming Potential (GWP)
- Zero Ozone Depletion Potential (ODP)
- VOC-exempt solvent (U.S. EPA)
- Replacement for CFCs, HCFCs, HFCs, PFCs, Novec™ HFEs
- Low surface tension penetrates tight spaces for improved cleaning
Case Study: BestSolv® Sierra for Latent Fingerprint Applications
Download our Latent Fingerprint case study to learn more about the benefits of BestSolv® Sierra as a replacement for 3M™ Novec™ 7100 in forensic investigation applications.
Composition & Properties
| Composition | Hydrofluoroether (HFE) |
| 3M™ Novec™ Replacement Type | Similar Molecule, Drop-In Replacement |
| Approved Applications | Cleaning Electronic Components Precision Cleaning De-Watering Electronic Components Carrier or Lubricant Coating Scientific Analysis (Latent Fingerprinting, Tissue Freezing) |
| Cleaning Performance | Light Duty |
| Boiling Point | 132 °F / 56 °C |
| Freeze / Melting Point | -135 °F / -93 °C |
| Vapor Pressure | 232 mmHg |
| Liquid Density | 1.47 g/cm2 |
| Viscosity | < 1.0 cP |
| Heat of Vaporization (at bp) | 163kJ/kg |
| Specific Heat | 1.28 KJ/kg-K@ 25°C |
| Dielectric Constant | 6.6 |
| Global Warming Potential (GWP) | Low |
| Ozone Depletion Potential (ODP) | None |
| Volatile Organic Compound (VOC) Designation | Exempt |
| Flash Point | None |
Materials Compatibility
| Metals | Compatible with common metals and most alloys, such as steel and stainless steel. Incompatible with alkali or alkaline earth metals such as powdered aluminum, zinc and beryllium. |
| Polymers/Plastics* | Compatible with some hard plastics and polymers. Testing is recommended. |
| Elastomers* | Compatible with some elastomers. Testing is recommended. |
*Material compatibility testing should always be performed with specific contaminants under process-specific conditions.
Related Products
BestSolv® is distributed exclusively by Best Technology Inc.



