Identification of Adulteration of Urea in Oilseed Meals is now possible with the aid of Foldscope

Images based on DBT Foldscope Project at Department of Animal Nutrition, College of Veterinary Science, P.V. Narsimha Rao Telangana Veterinary University, Rajendranagar, Hyderarad

Urea without Staining under foldscope
Stained Urea
Soyabean meal stained with 4-DMAB reagent
Urea adulterated soyabean meal stained with 4-DMAB reagent showing yellow spots

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