Styrene divinylbenzene copolymer-based mixed-gel column capable of analyzing samples over a wide range of molecular weights. Target molecular weight range = 300 - 2,000,000. Exclusion limit = 4,000,000. Fulfills USP L21 requirements. Shipping solvent is THF and can be converted to chloroform, DMF, and several other solvents for multiple applications. Contact Shimadzu technical support for the complete list. Replacement for K-805L, 220-91524-16 which is shipped in chloroform. Contact Shimadzu for the solvent exchange procedure to use KF-805L with chloroform.