Sodium-Casein is a well-characterized compound with the molecular formula C2H6O3S2 and a molecular weight of 142.20. It belongs to the class of sodium salts of proteins, specifically derived from milk. This compound plays a significant role as a blocking reagent in various biochemical assays such as Western blotting and ELISA. Its structure includes sulfur atoms, contributing to its unique properties. As a result, it carries the hazard signal word "Danger," indicating potential skin corrosion and eye damage. Additionally, it exhibits high blocking efficiency due to the presence of small protein and peptide species with a molecular weight less than 10 kD.

• CAS Number: 9005-46-3
• Molecular Weight: 142.20
• Molecular Formula: C2H6O3S2
• Exact Mass: 141.97583640
• GHS Signal Word: Danger
• Hazard Statements:
• H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]