The effect of chemical treatment on reduction of aflatoxins and ochratoxin A in black and white pepper during washing

被引:60
作者
Jalili, M. [1 ]
Jinap, S. [1 ]
Son, R. [1 ]
机构
[1] Univ Putra Malaysia, Ctr Excellence Food Safety Res CEFSR, Dept Food Technol, Fac Food Sci & Technol, Serdang 43400, Selangor, Malaysia
来源
FOOD ADDITIVES AND CONTAMINANTS PART A-CHEMISTRY ANALYSIS CONTROL EXPOSURE & RISK ASSESSMENT | 2011年 / 28卷 / 04期
关键词
high-performance liquid chromatography; aflatoxins; ochratoxin A; plants; AQUEOUS CITRIC-ACID; SODIUM BISULFITE; B-AFLATOXINS; DECONTAMINATION; DETOXIFICATION; INACTIVATION; DEGRADATION; EFFICACY; PEANUT; WHOLE;
D O I
10.1080/19440049.2010.551300
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The effect of 18 different chemicals, which included acidic compounds (sulfuric acid, chloridric acid, phosphoric acid, benzoic acid, citric acid, acetic acid), alkaline compounds (ammonia, sodium bicarbonate, sodium hydroxide, potassium hydroxide, calcium hydroxide), salts (acetate ammonium, sodium bisulfite, sodium hydrosulfite, sodium chloride, sodium sulfate) and oxidising agents (hydrogen peroxide, sodium hypochlorite), on the reduction of aflatoxins B-1, B-2, G(1) and G(2) and ochratoxin A (OTA) was investigated in black and white pepper. OTA and aflatoxins were determined using HPLC after immunoaffinity column clean-up. Almost all of the applied chemicals showed a significant degree of reduction on mycotoxins (p<0.05). The lowest and highest reduction of aflatoxin B-1, which is the most dangerous aflatoxin, was 20.5% +/- 2.7% using benzoic acid and 54.5% +/- 2.7% using sodium hydroxide. There was no significant difference between black and white peppers (p < 0.05).
引用
收藏
页码:485 / 493
页数:9
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