VST Syringe Filters for Espresso & Coffee Refractometry
Ozone Coffee Roasters UK
£90
VST Syringe Filters for Espresso Coffee Refractometry VST Syringe Filters are an essential accessory for anyone using a refractometer to measure espresso extraction. Freshly brewed espresso contains two things that compromise refractometer accuracy: fine suspended solids that reflect light rather than refracting it, producing erratic readings, and dissolved CO2 that actively reduces the refractive index of your sample, causing TDS readings to come in lower than the true value. VST engineered these multi-media filters to tackle both problems simultaneously - clarifying the sample and allowing t
Ozone Coffee Roasters UK's own words, read from their page.
Buy from OZONE COFFEE ROASTERS UK LIMITEDPrice seen 2026-09-26. Not an affiliate link, we earn nothing from it.






