The SpectraPure® Anion Semiconductor DI Resin in a 5L Bulk Bag provides a convenient solution for refilling your DI filter shells. With this bulk quantity, you can refill either 6 of the 10" Standard DI Filter Shells (Part Number: HSG-DI-SHELL-10), 2 of the 20" Slim Line DI Filter Housings (Part Number: HSG-DI-SHELL-20), or 1 of the 20" Big Blue/Big Grey DI Filter Housing (Part Number: HSG-DI-SHELL-20BB-BL). This semiconductor-grade DI resin ensures effective removal of ionized impurities, ensuring the production of ultra-pure water for your specific application.