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黃曲霉毒素B1檢測項目報價???解決方案???檢測周期???樣品要求? |
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ISO 14675|IDF186:2002 give guidelines on the use of screening methods used for the determination of aflatoxin M1 content in milk and milk products, based upon competitive enzyme immuno-assays.For legal purposes, positive enzyme immunoassay results require confirmation by an accepted reference method. However, depending on whether the test complies with the specifications given hereafter, enzyme immunoassays can be used for routine quality control, especially when the absence of aflatoxin M1 above the regulatory limit needs to be documented.
This International Standard specifies a reverse-phase high-performance liquid chromatographic method, withimmunoaffinity column clean-up and post-column derivatization, for the determination of aflatoxins in cereals,nuts and derived products. The limit of quantification for aflatoxin B1, and for the sum of aflatoxins B1, B2, G1and G2, is 8 μg/kg.The method has been validated for maize containing 24,5 μg/kg, for peanut butter containing 8,4 μg/kg, andfor raw peanuts containing 16 μg/kg of total aflatoxins. It has also been shown that this method can be usedfor oilseed products, dried fruits and derived products.
ISO 17375:2006 specifies a method for the determination of aflatoxin B1 in animal feeding stuffs using high-performance liquid chromatography with post-column derivatization.It is applicable to animal feeding stuffs with a fat content of up to 50 %.The limit of quantification of this method has been demonstrated to be better than 0,5 g/kg for aflatoxin B1 for a signal-to-noise ratio of 6.
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