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Continue to ChatBovine IL1b (Interleukin 1 Beta) Sandwich ELISA Kit Ready-To-Use (STJE0016223); 48tests https://www.7bioscience.com/shop/detail/p/bovine-il1b-interleukin-1-beta-sandwich-elisa-kit-ready-to-use-stje0016223-48tests/STJE0016223-48