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Hand drawing structural formula of vitamin C on blackboard with oranges in front

Stock Photo:
Image ID: 90441739
Release Information: N/A
Copyright: Shawn Hempel
500x337 6.9"x4.7" (72dpi) 176 KB
1000x673 3.3"x2.2" (300dpi) 607 KB
5439x3663 18.1"x12.2" (300dpi) 2.6 MB
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