Shodex IC SI-90 4E Operation Manual

（Please read this manual carefully to achieve the best and consistent column performance for a long time）
Important Handling Instructions
Caution!
· Please consult the Safety Data Sheet (SDS) of reagents and solvents used with the column
and understand their proper handling methods to prevent potential health hazards or death
from occurring.
· Please wear appropriate personal protective equipment such as lab goggles and gloves
when handling organic solvents and acid and alkaline reagents. Avoid any direct physical
contact to prevent chemical injuries.
Before Using the Column
(1) Please visually inspect the package and outside of the column for any damage.
(2) Please check if product name and serial number written on the column package, column name tag, and
enclosed Certificate of Analysis (CoA) are matching and correct.

1. Introduction

Thank you for purchasing the Shodex product. Shodex IC SI-90 4E is a suppressor type ion chromatography
column for analysis of anions, using sodium carbonate eluents. The column is suitable for the separations of
standard inorganic anions including fluoride, chloride, nitrite, bromide, nitrate, phosphate, and sulfate, as well
as organic acid anions such as acetate and formic acid.

2. Column Components

3. Column Specifications

Product
Product Name
Code
F6995244 IC SI-90 4E
F6709620 IC SI-90G
Base Material : Spherical porous particles of polyvinyl alcohol modified with quaternary ammonium group
Column Housing : PEEK
Screw Type : Internally-threaded type No.10-32 UNF
Shipping Solvent : 1.8 mM Sodium Carbonate Solution + 1.7 mM Sodium Bicarbonate Solution
Operation Manual

Shodex IC SI-90 4E
Column Size (mm)
I.D. Length
4.0
4.6
SHOWA DENKO K.K. (https://www.shodex.com/)
Particle Size
(μm)
250 9
10 9
ver.211013E
Theoretical Plate
Number
(Per Column)
≥ 5,000
(Guard Column)
1