Determination of sulfur dioxide in vegetables and products at Nakornsrithammarat markets
2002
Pongthep Kertnat(Rajamangala Institute of Technology. Southern Campus, Songkhla (Thailand)) | Niyavit Chalermnont(Rajamangala Institute of Technology. Phra Nakhon Si Ayutthaya Hantra Campus, Phra Nakhon Si Ayutthaya (Thailand)) | Sirinat Sri-onnaul(Rajamangala Institute of Technology. Nakorn Si Thammarat Campus, Nakhon Si Thammarat (Thailand). Faculty of Agriculture)
This study was conducted for sulfur dioxide analysis. The total of 12 kinds of shredded cabbage, shreded onion, Chinese white cabbage, radish, kale, Chinese caggage, baby corn, mung bean sprout, shreded ginger, sliced bamboo shoot, pickled bamboo shoot and vegetable salad were collected from 13 markets in Nakornsrithammarat during June-September 1999. The results showed that sulfur dioxide was detected in eleven kinds of vegetables in the ranges of 0.66-66.44 mg/kg. It was not detected in sliced bamboo shoot. The highest average sulfur dioxide content was 22.72 mg/kg found in pickled bamboo shoot.
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