Effects of Osmotic Processes on The Bio-Active Properties and Physico-Chemical of Pumpkin Chips Produced by Convective Drying   
Yazarlar (4)
Doç. Dr. Muhammed TAŞOVA Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Samet Kaya Dursun
Dr. Öğr. Üyesi Osman Nuri ÖCALAN Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Fatmanur Çezik
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayınlanan tam makale
Dergi Adı Iranian Journal of Chemistry and Chemical Engineering
Dergi ISSN 1021-9986 Wos Dergi Scopus Dergi
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q3
Makale Dili Türkçe
Basım Tarihi 01-2024
DOI Numarası 10.30492/IJCCE.2023.2001502.6008
Makale Linki https://www.ijcce.ac.ir/article_708788.html
Özet
In this study, pumpkin slices were dried by osmotic drying assisted convective drying method (60 ºC, 70 ºC) for the production of pumpkin chips. The findings of drying temperatures and pre-treatments were investigated on the drying speed, moisture content, effective diffusion, color, total phenol and flavonoid contents, and total antioxidant activity of the produced pumpkin chips. The drying rate values determined for pumpkin chips were determined to vary between 0.0105-0.0208 g moisture/g drying substance minute. Effective diffusion values were determined to be between 2.29-3.77 x10-8 m/s. The chroma, total color change, and browning index values of the produced chips were found to be between 33.62-40.38, 88.64-109.06, and 6.10-31.16. The most appropriate color values were determined for 60 and 70 ºC in control samples. The TP substances have changed between 624.50 µg GAE/g fw–4297.80 µg GAE/g dw. The TF has changed between 158.52 mg KE/kg fw–and 362.22 mg KE/kg dw. The TAA has changed between 1.63 µmol TE/g fw–and 8.61 µmol TE/g dw. The group that best preserved the bioactive substances of chips was the control group samples dried at 70 ºC. According to the results obtained, while the drying process performed in 70 ºC-hot water dipping pretreatment is recommended in terms of drying kinetics, the drying process performed for the control group is recommended in terms of quality characteristics.
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