

Gusmer's Napa laboratory boasts cutting-edge analytical chemistry capabilities, an essential part of being the go to provider for your winemaking solutions. Our analytical chemist is TTB Certified for several panel types and we ensure the quality of our services as a member of a worldwide interlaboratory testing program endorsed by the ASEV.
If our lab helps you identify a wine problem, we often have information on products, technology or operations that can help resolve that problem, now and in the future.
POPULAR SEASONAL WINE ANALYSIS
- Bentonite Fining Trials (set of 5) | $60
- Heat/Cold Stability (inquire for options/details) | $15 - $35
- Pre-bottling Panels (inquire for options/details) | $80 - $163
- Direct and Membrane Plating (inquire for options/details) | $25 - $60
DOWNLOAD WINE ANALYSIS FORM TO SUBMIT LAB SAMPLES
The Gusmer Napa Lab accepts drop-off samples or shipped from all wineries in the US and has a quick turn-around on many offerings. Contact us at 707.224.7903 for full details or learn more about how to properly ship your sample.




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