NaHCO3 Solution 7.5% Cat.No.: DC-EP-CM-L0035 Background Sodium bicarbonate (NaHCO3), as a buffer, is often used in cell culture to maintain pH of medium under 4-10% CO2. Sodium bicarbonate can provide nutrition in addition to maintaining the ph of the medium. General Information Product Form: Liquid Concentration: 0.075 Dissolvent: Ultrapure water Storage: 2-8°C Shipping: RT Expiration date: 18 months