- Principle: Competitive ELISA.
- Plate Format: 96-well plate.
- Test Samples: Muscle (tissue), eggs, milk, honey, animal feed.
- Testing Time: 75 minutes.
Sample Preparation:
Muscle, eggs, milk, honey (METHOD I) – Homogenization, solvent extraction, centrifugation, evaporation, reconstitution.
Muscle, eggs, honey (METHOD II) – Sample homogenization, (acid hydrolysis for honey) buffer extraction, centrifugation and filtration.
- Milk (METHOD II) – Centrifugation and dilution.
- Honey (METHOD III) – Acid hydrolysis, SPE column purification, elution, evaporation, resuspension.
- Animal feed: Solvent extraction, dilution.
Limit of Detection:
- Milk (method I): 0.25 ppb
- Muscle, eggs, honey (method I): 0.5 ppb
- Honey (method III): 0.05 ppb
- Muscle, eggs, honey, milk (method II): 5 ppb
- Animal feed: 66.6 ppb

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