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Switzerland Paul Karrer, 1937 (photo)

IMAGE number
KES8681184
Image title
Switzerland Paul Karrer, 1937 (photo)
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Photographer
Klose
Location
Private Collection
Medium
photograph
Date
1937 AD (C20th AD)
Image description

The chemist Paul Karrer (1889-1971)1937 in his private laboratory with M. Fritzsche. In the same year, Karrer received the Nobel Prize in Chemistry for his work in vitamin research. Karrer explained the structure of the yellow-red dyes (carotenoid, flavin) in carrots, tomatoes and egg yolks. He proved that carotene can be biologically converted into vitamin A and has a positive effect on vision. (KEYSTONE/PHOTOPRESS ARCHIVE/Klose) Photographer: KLOSE

Photo credit
Photopress/Keystone / Bridgeman Images
Image keywords
20th century / black and white / photo / mzphoto
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Permission required for non-editorial use (inc book and magazine covers). Please contact us
Usage restrictions from our Content Partners
Not available to clients invoiced in Switzerland / Not available to clients invoiced in Liechstenstein
Largest available format 2590 × 3000 px 2 MB
Dimension [pixels] Dimension in 300dpi [mm] File size [MB]
Large 2590 × 3000 px 219 × 254 mm 2.3 MB
Medium 884 × 1024 px 75 × 87 mm 573 KB

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