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The qualitative composition and quantitative content of mineral elements and vitamins in the grapes of local varieties of Muscat Peitel, Salam, Yai pink raisins, growing in southern Dagestan, are studied. The elemental composition is determined by the methods of flame and atomic absorption photometry; ascorbic acid - titrimetry; rutin, nicotinic acid and carotene - colorimetry. A certain correlation of minerals and vitamins has been found, and it is crucial at selection of grapes, aimed at high nutritional value. The obtained results can be useful at the correct selection and placement of the varieties with the optimal combination of micronutrients to provide the Republic with table grapes of good quality.

THE CONTENT OF MINERAL SUBSTANCES AND VITAMINS IN THE GRAPE VARIETIES OF MUSCAT PEITEL, SALAM, YAI PINK RAISINS