The Direct Cartridge Holder can be used instead of the regular guard cartridge holder. As it screws directly into the column, no connecting tube is required for connection to analytical column!
Nacalai USA provides the highest quality research products necessary for the Life Science research such as Molecular Biology and Proteomics, and also provide Cosmosil brand HPLC columns. Most of the products are manufactured and packaged in the high level of manufacturing facilities in Japan.