The Jamaican Fruit-eating Bat EGF yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Jamaican Fruit-eating Bat EGF applications are for cell culture, ELISA Standard, ELISpot Control, and Western Blot Control. Jamaican Fruit-eating Bat EGF yeast-derived recombinant protein can be purchased in multiple sizes. Jamaican Fruit Bat EGF Specifications: (Molecular Weight:6.0 kDa) (Amino Acid Sequence:NAYSECPSSH AGYCLHGGVC MYIESVGSYA CNCIVGYVGE RCQHQDLRWW ELR). For research use only. Made in the USA.