Seeking instant test for rough caffeine level in coffee

Seeking instant test for rough caffeine level in coffee

Unique Collection in Switzerland Offers a Look at Coffee’s Rich History

Anita Vietri’s Coffee Culture Collection chronicles the brew’s journey through 1,500 artifacts. BY VASILEIA FANARIOTISENIOR ONLINE CORRESPONDENT Photos courtesy of Anita Vietri In the rich tapestry of coffee culture, there exists a hidden gem—an extraordinary collection that chronicles the captivating history of our beloved brew. Today, we meet Anita Vietri, an ardent coffee enthusiast and […]


Weekly Coffee News: Grounds for Health Week + Iconic SF Shop Closes

Welcome to DCN’s Weekly Coffee News. Keep up with all the latest coffee industry stories and career opportunities by subscribing to DCN’s newsletter. Tell our editors about your news here. Registration Opens for Inaugural…


Understanding the Process: Double Fermentation

Continuing our series on coffee processing, we learn about double fermentation, a term that can refer to several different processes. BY TANYA NANETTISENIOR ONLINE CORRESPONDENT Photos courtesy of Cafe Imports Editor’s note: Check out other entries in our “Understanding the Process“ series here. When exploring the wonderful world of high-quality coffee, you’ll discover that no […]


Test Drive: The Linea Micra Espresso Machine from La Marzocco

Ready to find out how La Marzocco’s Linea Micra measures up? Read on for our full Test Drive review!  BY VASILEIA FANARIOTISENIOR ONLINE CORRESPONDENT Photos courtesy of Vasileia Fanarioti  The Linea Micra espresso machine by La Marzocco is the newest addition to their impressive line of home espresso machines. I was lucky to get my […]

Seeking instant test for rough caffeine level in coffee

How to roast anaerobically fermented coffee

Among the many different kinds of experimental processing methods, anaerobic fermentation is perhaps the most popular and intriguing. Interest in this processing technique is only growing, with more and more anaerobic fermented coffee available in cafés and roasteries around the world. Moreover, of all the advanced processing methods, this particular technique has one of the […]


The Caripe Variety: A Groundbreaking Milestone in Venezuelan Coffee Farming

Today, we unveil the story behind the Caripe variety and its significance for the Venezuelan coffee industry. BY VASILEIA FANARIOTISENIOR ONLINE CORRESPONDENT Featured photo by Carlos Felipe Ramírez Mesa via Unsplash In the heart of Venezuela, nestled among the picturesque states of Monagas, Anzoátegui, and Sucre, lies a legacy deeply rooted in coffee cultivation. This […]


Serving Coffee in the Epicenter

The Turkish specialty-coffee community is coming together to support earthquake relief. BY MICHAEL BUTTERWORTHSPECIAL TO BARISTA MAGAZINE ONLINE When Niji Coffee went live on Instagram,…


3 All-Women Coffee Roasting Companies that Are Changing the Game

The world of specialty coffee is still largely governed by men, but these all-female specialty-coffee roasters are helping to close the gender gap. BY TANYA NANETTISENIOR ONLINE CORRESPONDENT Feature photo courtesy of Lot Zero/7Gr As is the case for many commercial sectors, the world of specialty coffee continues to display gender disparity along the entire […]

Seeking instant test for rough caffeine level in coffee

Seeking instant test for rough caffeine level in coffee

Seeking instant test for rough caffeine level in coffee

minimum dose size?

I use the Hario switch to brew my coffee and am trying to reduce my caffeine consumption. Hence I would like to brew smaller cups of coffee. I am currently using 10g of coffee with 160g of water. (1:16 Ratio) I am wondering if there is a minimum amount of coffee...

Seeking instant test for rough caffeine level in coffee

About once a month, some inattentive barista gives me regular coffee by mistake, which is a bummer. I drink decaf. So when I get coffee at a cafe, I'd like to do an instant test of the rough caffeine level by dipping a strip into the coffee. Something analogous to these pH test strips would be ideal:

https://bartovation.com/product/phlitmus/quantitative-ph/pph01b50/

I've searched online without success. A product called D+CAF is long gone.

I'm not interested in methods that test for caffeine in urine or require lab equipment. Cheap and instantaneous is what I'm after.

Do you know of such a product?

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