A method for determination of growth promoter residues of zilpaterol, sibuterol, clenpro and bambuterol in beef
A growth-promoting agent and a method for determination are applied in the field of determination of zilpaterol, cibuterol, clembuterol and bambuterol growth-promoting agent residues in beef, and can solve problems such as affecting human health.
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[0014] Preferred embodiments of the present invention are described below, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.
[0015] Reagents and Instruments
[0016] Growth-promoting agents: Zipaterol, sibuterol, crenpro, bambuterol standard products, all with a purity greater than 98.0%. Formic acid (HCOOH): analytically pure. Ethyl acetate (C 4 H8O 2 ): analytically pure. Methanol (CH 3 OH): chromatographically pure. Perchloric acid (HClO 4 ): Premium pure. Sodium Hydroxide (NaOH): Superior grade. Ammonia (NH 4 OH): Superior grade. Ammonium acetate (CH 3 COONH 4 ). 0.1 mol / L perchloric acid solution. 5 mol / L sodium hydroxide solution. 5% vol ammonia methanol solution (ammonia methanol). 0.1% vol formic acid in water. β-glucuronidase / arylsulfatase (β-glucuronidasc / arylsulfatasc): enzyme activity ≥ 100,000 units / min.
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