Shim-pack GIST Series - Features

HPLC Column Solutions

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Column Chemistries

  Shim-pack
GIST C18		 Shim-pack
GIST C18 AQ		 Shim-pack
GIST C8		 Shim-pack
GIST Phenyl		 Shim-pack
GIST Phenyl-Hexyl		 Shim-pack
GIST PFPP		 Shim-pack
GIST Amide		 Shim-pack
GIST NH2
Bonded Phase Octadecyl Groups Octadecyl Group Octyl Group Phenyl Group Phenyl-Hexyl Group Pentafluorophenylpropyl Group Carbamoyl Group Aminopropyl Group
Analysis Mode Reversed Phase Reversed Phase Reversed Phase Reversed Phase Reversed Phase Reversed Phase HILIC mode HILIC mode, Normal Phase
Features Ultra-high inertness and high durability Excellent retentivity of Highly Polar Compounds Ultra-high inertness and high durability Extremely strong π-π interactions Alternative Selectivity to C18 Columns Excellent retentivity of Highly Polar Base First choice HILIC column Sugar analysis
Particle Size (μm) 2, 3, 5 1.9, 3, 5 2, 3, 5 2, 3, 5 3, 5 3, 5 3, 5 3, 5
Pore Size (nm) 10 10 10 10 10 10 10 10
Surface Area (m2/g) 350 350 350 350 350 350 350 350
Carbon Loading (%) 14 13 8 10 9 10 15 7
End Cap ○ ○ ○ - ○ ○ - -
pH Range 1-10 1-10 1-10 2-7.5 1-10 2-7.5 2-8.5 2-7.5
USP Code L1 L1 L7 L11 L11 L43 L68 L8

Ultra-high inertness and high durability

Analysis Examples

Nine Pesticides on a Golf Course

■Conditions

 Column  Shim-pack GIST-HP C18
 (150 mmL. x 3.0 mmI.D., 3 μm)
 Eluent  A) 50 mM KH2PO4 (pH 3.5, H3PO4)
 B) CH3CN
 A/B = 60/40 - 4 min - 40/60
 Flow Rate  1.5 mL/min
 Col. Temp.  40 °C
 Detection  UV 235 nm
 Injection Vol.  5.0 μL

 

Sugars

■Conditions

 Column  Shim-pack GIST NH2
 (250 mmL. x 4.6 mmI.D., 5 μm)
 Eluent  A) H2O
 B) CH3CN
 A/B = 25/75, v/v
 Flow Rate  1.0 mL/min
 Col. Temp.  40 °C
 Detection  RID
 Injection Vol.  5 μL

 

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