The Science Company, NC-2083, Biuret Reagent, 4oz

The Science Company, NC-2083, Biuret Reagent, 4oz

• Qualitative test for protein determination
• Appearance: Light blue liquid
• Quantity: 4oz

Biuret Reagent is an aqueous solution of biuret (allophanamide) treated with cupric sulfate and sodium hydroxide. In the presence of protein, this blue solution will change color to pink-purple. Comes packed in HDPE squeeze bottle with PP flip top cap for dispensing by the drop. Protein Test - Biuret solution To a test tube, add 40 drops of liquid to be tested. If testing more than one liquid, label each test tube with a marker. Add 3 drops of Biuret reagent solution to each test tube. Shake gently to mix. Note any color change. Proteins will turn solution pink or purple.