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BestSolv™ Sierra – 3M™ Novec™ 7100 Replacement / Neat HFE
BestSolv™ Sierra solvent and engineered fluid are non-flammable fluids used in a wide variety of industrial applications, including vapor degreasing and solvent rinsing.
BestSolv™ Sierra solvent fluid is formulated as a drop in 3M™ Novec™ 7100 / Neat HFE replacement /alternative fluid family based on the 3M™ announcement of Novec fluid phase out in 2022.
***Note – Information is provided by Best Technology not 3M. 3M does not endorse or recommend any alternative material. As such, the customer is responsible for evaluation of the material’s various properties when looking at alternatives. .
Benefits of BestSolv™ Sierra
- Drop-in replacement for 3M™ Novec™ 7100 / Neat HFE
- 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
- Low Global Warming Potential (GWP)
- Zero Ozone Depletion Potential (ODP)
- Low surface tension penetrates tight spaces for improved cleaning
Data Sheets
Type | |
Safety Data Sheet | |
Technical Data Sheet |
Common Applications

BestSolv™ Sierra is formulated as a vapor degreasing solvent for precision cleaning applications. It is commonly used for:
- Cleaning / rinsing medical device parts during manufacturing
- Cleaning / rinsing electronics and mobile device parts during manufacturing
Properties of Best Solv™ Sierra vs 3M™ Novec™ 7100 / Neat HFE
Property | 3M™ Novec™ 7100 / Neat HFE | Best Solv™ Sierra |
Composition | Hydrofluoroether (HFE) | Hydrofluoroether (HFE) |
Boiling Point | 141 °F / 61 °C | 132 °F / 56°C |
Freeze / Melting Point | -135 °F / -93 °C | -135 °F / -93 °C |
Vapor Pressure | 202 mmHg | 232 mmHg |
Liquid Density | 1.52 g/cm2 | 1.47 g/cm2 |
Viscosity | <1.0 cP | < 1.0 cP |
Heat of Vaporization (at bp) | 112 kJ/kg | 163kJ/kg |
Specific Heat | 1.2 KJ/kg-K@ 25°C | 1.28 KJ/kg-K@ 25°C |
Dielectric Constant | 7.4 | 6.6 |
Global Warming Potential (GWP) | Low | Low |
Ozone Depletion Potential (ODP) | None | None |
Volatile Organic Compound (VOC) Designation | Exempt | Exempt |
Flash Point | None | None |
BestSolv™ Sierra Packaging
Product # | SKU | Container Sizes Available (Gallons) | Approx. Weight (Lbs.) |
BestSolv™ Sierra-55 | 23700110 | 55 gal. drum | 551 lbs. |
BestSolv™ Sierra-05 | 23700125 | 5 gal. pail | 50 lbs. |
Best Solv Price and Ordering
For purposes of product stewardship, Best Solv fluids cannot be sold directly online and is available for customers in the United States only.
Please contact our chemical sales department for a quote by clicking the “Get a Quote” button, or call 612-392-2414, ext. 2.