Determination of Emamectin Benzoate in Medicated Fish Feed
نویسندگان
چکیده
منابع مشابه
Determination of emamectin benzoate in medicated fish feed.
A method was developed to quantitate emamectin benzoate in fish feed at levels between 5 and 15 ppm. The active ingredient is extracted from 20 g medicated feed into aqueous-methanolic solvent by overnight shaking. A solid-phase extraction procedure using a 2 g C18 cartridge is then used to concentrate the active residue and remove interfering matrix components. The extracted drug and internal ...
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ganisms which are continually present in the water, soil, and air. Most bacteria are beneficial (e.g., they help digest foods and break down ammonia, nitrite, and organic debris in the environment). There are a number of different bacteria that cause disease in cultured freshwater food fish such as catfish, salmon, and trout. In aquaculture, many bacterial diseases of fish can be successfully t...
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Tea is consumed throughout the world, both for pleasure and therapeutic purpose. Most people will be unaware of their involuntary exposure to residues of pesticide lingering in processed tea and so possibly transferring into infusion of tea. The objective of this trial was not only to provide a simple residue analytical method to evaluate the safe application rate of emamectin benzoate for tea ...
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Today aquaculture contributes to about half the total volume of global fish supplies and expected to increase further. The high density in aquaculture is a risk factor for disease outbreaks [1]. A typical example for loss due to diseases is of Chile, where the production of Atlantic salmon was dramatically reduced because of disease [2]. It is estimated that up to 40% of tropical shrimp product...
متن کاملEffects of emamectin benzoate combined with acetamiprid, eforia and hexaflumuron against Tuta absoluta (Lep.: Gelechiidae)
Tomato leafminer, Tuta absoluta Meyrick (Lepidoptera: Gelechiidae) is one of the most destructive pests of tomato in many parts of the world including Iran. The toxicity of emamectin benzoate alone and combined with acetamiprid, eforia (thiamethoxam + lambda-cyhalotrin) and hexaflumuron was evaluated against 2nd instar larvae of Tuta absoluta (Meyrick) under 25 ± 1 °C, the relative humidity of ...
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ژورنال
عنوان ژورنال: Journal of AOAC INTERNATIONAL
سال: 1999
ISSN: 1060-3271,1944-7922
DOI: 10.1093/jaoac/82.6.1281