***THIS PRODUCT IS BEING DISCONTINUED*** Please use Catalog #5153-1KIT as a substitute. #5153-1KIT is perfect for 2D coatings or 3D hydrogels. Link in description below.

Product Description ***This product is being discontinued*** Please use #5153-1KIT as a substitute. #5153-1KIT is the same high quality, high purity collagen at the same concentration, but is buffered with 20mM acetic acid, making it easier to use for both 2D and 3D applications. #5153-1KIT rat tail collagen also comes with a neutralization solution, and is a lower price / mg of protein! If you have any technical questions about switching, please reach out to our technical support team at [email protected] or fill out the Contact Us form . RatCol™ collagen from Rat Tail is at a concentration of approximately 4 mg/mL in a 0.2M acetic acid solution (pH 3.0). Rat Tail collagen is soluble telo-collagen. This collagen product is provided in user-friendly packaging for use and storage. This product is sterile filtered and is supplied as a ready to use solution. This product is ideal for coating of surfaces or providing preparation of thin layers for culturing cells. RatCol™ collagen is suitable for applications using a variety of cell lines including hepatocytes, fibroblasts and epithelial cells. Parameter, Testing, and Method RatCol™ Type I Collagen #5056 Sterilization Method Filtration Extraction Method Acid - telocollagen Form Solution Package Size 20 mL Storage Temperature 2-10°C Shelf Life Minimum of 6 months from date of receipt Collagen Concentration - Biuret 3.8-4.2 mg/mL Collagen Purity - Silver Staining > 99% pH 2.6-3.4 Electrophoretic Pattern - Coomassie Blue Characteristic Sterility - USP modified No growth Endotoxin - LAL < 1.0 EU/mL Osmolality (mOsmo H2O/kg) 150-220 Cell Attachment Assay Pass Source Rat Tail Tendon