SGE Selection Guide

Application / DescriptionRecommended Needle "SGE Code"
GC AutosamplerCone needle tip - (Style #1) "C"
needle_style_1
The cone shape needle has been specifically developed to withstand the multi injection demands of Autosamplers. They are also standard on microvolume and valve syringes.
Manual GCBevel needle tip - (Style #2) "BV"
needle_style_2
A 20° bevel tip is the standard general purpose needle tip style supplied with SGE syringes. This style is designed for optimum septum penetration and prevention of septum coring.
Manual GCSheathed/Bevel needle tip - (Style #4) "T"
needle_style_3
The same as the bevel tip, except a 0.7mm OD reinforcing sheath is silver soldered over the standard needle to within 10mm of the tip. The sheath provides exceptional strength to the needle.
HPLCHPLC needle tip - (Style #3) "LC"
needle_style_4
HPLC valve injection syringes have 90° square tip needles with chamfered and polished edges to eliminate damage to the valve's rotor seal and stator face. This needle tip is also suitable for the pipetting of liquids.
Large Volume InjectionSide hole domed needle tip - (Style #5) "H"
needle_style_5
Liquid samples are filled and dispensed through the side hole. The solid domed tip minimizes septum damage.
BiologicalDomed needle tip - (Style #6) "D"
needle_style_6
This style needle is recommended for use with pre-drilled septa. The tip is rounded and polished to facilitate septum penetration.
TLC/Gel Spot PlatingPTFE coated needle tip - (Style #7) "P"
needle_style_7
The needle has a 90° square tip and a 20mm long film of PTFE coated over the tip. Ideal for dispensing aqueous samples without wetting the outside of the needle.
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