Determining the authenticity of turmeric
نویسندگان
چکیده
The paper examines the problem of composition instability in ready ground spice, turmeric. Analysis prevalent methods for turmeric adulteration and substances used these purposes is given. visual assessment color tints root, spices containing it chemical dyes based on chromium salts presented. studies determination lead content were carried out to study metals test hypothesis using chromate as a dye Using method electrothermal atomic absorption spectroscopy, was found that analyzed samples varied from 1.72 ± 0.58 5.03 1.80 mg/kg, while range 5.56 0.85 16.15 2.32 mg/kg. As result species specific PCR, wheat DNA revealed all purchased levels main raw material replacement established, which 0.14% 14.95% with correlation coefficient close 100%; efficiency reaction 1.95, 97.5% when expressed percentage. These an undeclared allergen product can cause serious allergic reaction. authors tested introduction sodium potassium correction spectrum spice its correspondence natural within complex composition, quite high values found, presumably not only compound but also chromic acid salts, level significantly exceeded native this element found.
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ژورنال
عنوان ژورنال: ??????? ???????
سال: 2021
ISSN: ['2522-9249', '2522-9230']
DOI: https://doi.org/10.21323/2618-9771-2021-4-1-62-70