Protein with numerous biochemical applications including ELISAs, immunoblots, and immunohistochemistry. Heat shock isolation. Specifications: pH (5% water): 6.5-7.5, Heavy Metals (Pb): <0.001%, DNase: None detected, RNase: None detected, Protease: None detected. This product is sold for laboratory use only. Solubility : Soluble in water. Appearance Form : Solid. Appearance Color : Light brown. 100g