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syringe gauge

Posted: Mon Nov 06, 2017 6:46 pm
by control
hello,

I need to know the difference between a gauge 23 and a gauge 23s, i need to buy a syringe because the one that i have is broken, is a G23 but the seller tells me that he has a G23s its the same?


regards...

Re: syringe gauge

Posted: Mon Nov 06, 2017 8:33 pm
by rb6banjo

Re: syringe gauge

Posted: Tue Nov 07, 2017 1:59 pm
by control
what´s the difference between using a G23s or G23? the injection change? is it better?

Re: syringe gauge

Posted: Tue Nov 07, 2017 5:58 pm
by dblux_
what´s the difference between using a G23s or G23? the injection change? is it better?
How viscous liquids are you going to inject ?
How volatile solvents are you going to inject ?
Are you going to inject manually or with autosampler ?
What has happend to your syringe ? (bent needle, plunger, clogged needle)

Re: syringe gauge

Posted: Wed Nov 08, 2017 3:43 pm
by control
hi,

we use the syringe with pentane and dichloromethane. We inject with an autosampler HTA HT2800T, the syringe broke because the autosampler fail in the aligment.

Do you know autosampler HTA, is all in one, liquid and headspace...its seems a bad equipment, do you have an opinion?

Re: syringe gauge

Posted: Wed Nov 08, 2017 5:48 pm
by dblux_
For pentane I would choose G23 which has slightly larger ID (pentane is prone to forming bubbles in a syringe barrel).
No experience with HTA autosampler.

Re: syringe gauge

Posted: Thu Nov 09, 2017 6:49 pm
by control
thank you very much for your replies.