Showa Denko K.K. is a large comprehensive chemical enterprise. The company operates in numerous fields such as petroleum, chemicals, inorganic materials, aluminum materials, and electronic materials. Its subsidiary products, including sugar columns, ion exclusion sugar columns, SC1011 sugar columns, SB columns, and HILIC columns, have a long history. Among them, Shodex columns are applied in various scientific fields such as environmental protection, petrochemicals, life sciences, food, and agriculture in chromatographic technology analysis.

Tianjin Chenhang represents the Shodex Showa Denko column series, offering a complete range of varieties and specifications at affordable prices. For specific product numbers, please inquire.

Using the chiral column ORpak CDBS-453 to analyze norepinephrine (racemate). The analytical method refers to the conditions for determining the optical purity of norepinephrine injection in the In-Process Revision of Pharmacopeial Forum 44(6) in the United States Pharmacopeia (USP).