ver.210702E
SHOWA DENKO K.K. (https://www.shodex.com/)
1
Operation Manual
Shodex
Silica C18M 4D, 4E
（
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 adhesive label, and
enclosed Certificate of Analysis (CoA) are matching and correct.
1. Introduction
Thank you for purchasing the Shodex
product. Shodex
Silica C18M series is a monomeric type ODS column
filled with high purity silica gel modified with octadecyl group.
2. Column Components
3. Column Specifications
Product
Code
Product Name
Column Size (mm)
Particle
Size (
μ
m)
Theoretical Plate Number
(Per Column)
I.D. Length
F6650040
Silica C18M 4D
4.6 150 5
≥
10,000
F6650041
Silica C18M 4E
4.6 250 5
≥
16,000
Base Material
: Spherical porous particles of silica modified with octadecyl group
Column Housing : SUS-316
Screw Type
: Internally-threaded type No.10-32 UNF
Shipping Solvent : Water/Methanol = 30/70
4.
Usable Conditions
Product Name
Recommended
Flow Rate (mL/min)
Maximum
Pressure (MPa)
(Per Column)
pH
Range
Temperature (°C)
Recommended Maximum
Silica C18M 4D
1.0
20
2 - 7.5
20 - 50
60
Silica C18M 4E
1.0