PureCol is a 3 mg/ml, Type I bovine atelocollagen solution for 2D and 3D cell culture, or as a collagen standard. PureCol is known as the standard among collagen products for purity (≥99.9% collagen content), consistency and reproducibility, and is cited in >2000 publications. PureCol is isolated from bovine hides sourced from the only controlled, closed herd in the United States. PureCol collagen is approximately 97% Type I atelocollagen with the remainder being comprised of Type III collagen. PureCol collagen is supplied at approximately a 3 mg/ml concentration. The concentration for each specific lot is provided on a Certificate of Analysis that is available with the purchase of each product. PureCol is soluble atelocollagen in 0.01 N HCI, therefore, the pH is 2. PureCol collagen is ideal for coating of surfaces, providing preparation of thin layers for culturing cells, or use as a solid gel. PureCol is sterile filtered. Collagen Training Video: https://youtu.be/YcK2vUpNt0g