Estrone sulfate (also known as estrone-3-sulfate or conjugated estrogen impurity 1) is a biologically inactive form of estrogen and represents the most abundant estrogen species present in peripheral blood.

AccuSift provides high-performance competitive antibody pairs for estrone sulfate detection. These reagents offer exceptional inter-batch consistency and are optimized specifically for IVD kit development, including lateral flow assays, chemiluminescence, ELISA, and POCT platforms. Featuring high affinity and high specificity, they enable rapid and reliable detection.

Sensitivity: ELISA LOD: 100 pg/mL