A kind of detection method of acetaminophen acetic acid in plant-derived food
The invention relates to a technology of herbicide acetic acid and a detection method, which are applied in the directions of measuring devices, instruments, scientific instruments, etc., to achieve the effects of short analysis period, simple and easy reaction conditions, and strong ability to remove impurities and interference.
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[0032] In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the invention.
[0033] The detection method of fenoxetine acetic acid in the plant-derived food provided by the embodiment of the present invention, the detection method comprises the following steps:
[0034] Step 1, extract the fenoxetine acetic acid in the sample: Weigh a certain amount of sample in the conical flask, add the extraction solution and ultrasonically extract it in the ultrasonic cleaner, the extraction solution is a mixture of 1% ammonia solution and methanol solution;
[0035] Step 2, the obtained extract is purified by a mixed-type anion-exchange column: load a certain amount of fenbuteryl acetic a...
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