Used to measure tartrate-resistant acid phosphatase (TRAP) activity in rat samples, this ELISA kit is widely applied in bone metabolism research. It helps assess osteoclast activity, which is critical in studying bone resorption processes. Commonly used in preclinical studies related to osteoporosis, arthritis, and other bone-related diseases, the kit enables researchers to quantify TRAP levels in serum, plasma, or cell culture supernatants. It supports drug development and evaluation of therapeutic agents targeting bone loss, providing a reliable and sensitive method for monitoring changes in osteoclast function in rat models.