Syringe Overview
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Restekoffers complementing lines of syringes fromHamilton&SGE.
• Hamilton: Thehistorical leader inprecision fluidmeasuringdevices formore than50 years,with a
commitment toprecision, quality, and accuracy.
• SGE:More than35 years of providing a comprehensive range of analytical syringes unsurpassed in
design, quality, andperformance.
NeedleGaugeChart
NeedlePointStyle
Restek offers several different point styles on syringe and needle products.
Choose one depending on your application.
Point Style2, BV:
beveled needle tip. Recommended for optimum septum
penetration andpreventionof septum coring.
Point Style 3, LC:
square/blunt needle tip. For use with HPLC injection
valves and for sample pipetting.
Point Style 5:
conical needle with side hole. Liquid samples are filled and
dispensed through the side hole.
PointStyleH:
domedneedle tipwitha sidehole.Liquid samplesare filledand
dispensed through the side hole.The solid tipminimizes septumdamage.
PointStyleAgilent/Cone:
Special conical styleneedlepoint used exclusive-
ly on syringes for autosamplers.
SyringeTermination
From cemented to removable needles and fromTeflon® luer-lock to special syringe fittings, syringe bar-
rel terminations create the interface between a syringe and itsmating connection. For your reference,we
have listed theHamilton/SGEdesignations for themost common terminations below.
Gauge
Nominal OD
Nominal ID
26s
0.019 in.
0.47mm
0.0050 in.
0.13mm
26
0.018 in.
0.46mm
0.0102 in.
0.26mm
25
0.021 in.
0.51mm
0.0102 in.
0.26mm
23s
0.025 in.
0.64mm
0.0060 in.
0.15mm
23
0.025 in.
0.64mm
0.0132 in.
0.34mm
22s
0.028 in.
0.72mm
0.0060 in.
0.15mm
22
0.028 in.
0.72mm
0.0162 in.
0.41mm
N, CementedNeedle / F, Fixed:
Needle cemented into theglass syringebarrel at apoint
corresponding to the zerograduationmark. Not auto-
clavable.
KH, KnurledHub /R, Removable:
Usedon7000SeriesHamilton syringes, exclusively.
Knurledhubenables 6000psigmaximum injection
pressures and theattachment of a spacer for repeatable-
depth injections. Autoclavablewhendisassembled.
RN, RemovableNeedle /R, Removable:
Needle seatsprecisely to the zerograduationmarkof
the syringe. Allows theuseof different specification
needleson the same syringebarrel. Autoclavablewhen
disassembled.
TLL,Teflon®Luer-Lock / LL, LuerLock / LT, LuerTip:
Male luer taperwithnickel-platedbrasshubaccepts and
locks intoplace luer hubneedles and connectors. Auto-
clavablewhendisassembled.
didyou
know
?
Syringes and needles
manufactured byHamilton
Company and SGE are
intended for scientific
research and laboratory use
only and are not intended for
human
in vivo
use.
