Specifications Source Human SFRP2 Protein is expressed from HEK293 with His tag at the C-terminal. It contains Leu25-Cys295.[Accession | Q96HF1] Molecular Weight The protein has a predicted MW of 32.4 kDa. Due to glycosylation, the protein migrates to 34-38 kDa based on Tris-Bis PAGE result. Endotoxin Less than 1EU per μg by the LAL method. Purity > 95% as determined by Tris-Bis PAGE Formulation Supplied as 0.22μm filtered solution in 20mM PB, 500mM NaCl (pH 7.4).   Storage The product should be stored at -85~-65℃ for 1 year from date of receipt. Recommend aliquoting... ...Read More