Fluorescent substrates plus inhibitors to greatly increase sensitivity. Excitation: 380 nm; Emission: 460 nm. Product Specification Kit/Set Contains: 1 mg each of Ac-DEVD-AMC, Ac-YVAD-AMC, Ac-IETD-AMC; 0.1 mg each of Ac-DEVD-CHO, Ac-YVAD-CHO, Ac-IETD-CHO; 1 mg 7-amino-4-methylcoumarin. Shipping: SHIPPED ON BLUE ICE Long Term Storage: -20°C