Ractopamine Direct ELISA Kit (Veterinary drug residue)

Detailed Product Description

Quicking Ractopamine ELISA Kit is a direct method competitive enzyme-linked immunoassay for the quantitative detects the presence of ractopamine residue in samples of urine, serum, feed and tissues such as muscle, liver, kidney.

Sample preparation: No previous sample pretreatment of urine is required to perform the assay

Incubation Time:  40min + 15min

Assay Time Requirement:  For urine and serum, approximately 1 hour; For feed, less than 2 hours; for muscle, liver, kidney, less than 2 hours.

Detection Limit:  Ractopamine 0.1 ppb (0.1ng/mL).

Detection Range:  Urine/serum 0.1-8.1 (0.5-40.5)ppb; Feed 1-81ppb; Muscle/liver/kidney 0.1-8.1ppb.

Cross-reactivity: Ractopamine 100%

Ractopamine glucuronide A   85%                   Ractopamine                 100%

Ractopamine glucuronide B   60%                   Clenbuterol                   <0.01%

Ractopamine glucuronide C   150%                 Salbutamol                    <0.01%

Recovery Rate:  Urine 90±15%; feed 90±15%; muscle/liver/kidney 90±15%

Precision:        Intra-assay       CV<6%             Inter-assay       CV<10%