纯化柱 去离子柱 LC162 ELGA CLASSIC
ELGA Twin Pack Purification Cartridge ELGA实验室纯水器纯化柱,适用于Classic系列超纯水器
Premium HATR Flat Top Plate, 45° ZnSe L1200313
This Flat Top Plate features a 45° Zinc Selenide (ZnSe) crystal, for use with the PerkinElmer Premium HATR accessories.