HAMILTON COMPANY

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The

ideal syringe

Syringe injections at the push of a button

Who needs a 1 ul syringe?

for absolute accuracy

If you work in gas chromatography ...and are interested in the highestreproducibility inyoursamples ...you need Hamilton's 7101N, a 1 μ\ capacity syringe. Reproduci­ bility to ± 1%, accuracy to ± 2 % . Easily tightened Teflon seal in hub compensates for wear and pre­ vents leakage.

With a liquid delivery accuracy within ± 1 % and a repeatable accuracy within ± 1 % , Hamilton's 701N has become the standard measuring device in laboratories throughout the world. 10 μ\ capac­ ity, leak-tight to 5 atmospheres pressure. Constructed of stainless steel and alkali-resistant glass.

This unique syringe will deliver a precisely pre-determined quantity at the push of a button. And it will deliver the exact quantity again and again. Volume is adjustable in one microliter units. Spring driven. Fast, accurate, and easy to use. Hamilton's CR700, 1 to 20 μ\ or 10-200 μ\ capacities.

Write for 7000 Series Brochure

Write for 700 Series Brochure

Write for Syringe Innovation Brochure

HAMILTON

HAMILTON

HAMILTON

HAMILTON COMPANY

HAMILTON COMPANY

HAMILTON COMPANY

Circle No. 187 on Readers' Service Card

Circle No. 188 on Readers' Service Card

Circle No. 189 on Readers' Service Card

132 A

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ANALYTICAL CHEMISTRY

Circle No. 175 on Readers' Service Card

Now... a miniature Teflon Valve

50 identical injections... at the push of a button

This essentially inert Teflon needle, with its Kel-F hub, elimi­ nates the risk of contamination when syringe pipetting highly cor­ rosive materials. Flexible, 8 thru 22 gauge, leak tight to 100 psi.

Here's a small (%" χ 1") valve constructed of Teflon and Kel-F in a sturdy metal housing. It is gastight and essentially inert, and is ideal for controlling gases or liquids in a miniature piping sys­ tem. Available with two, three, or four ports, and a variety of stand­ ard luer fittings.

This attachment to a Hamilton syringe permits the operator to discharge 1 /50th of the syringe's capacity at the push of a button. Ideal for thin layer chromatogra­ phy, preparation of standard reagents, and droplet placement. Hamilton's PB600 syringe attach­ ment.

Write for Needle Brochure

Write for Valve Brochure

Write for Syringe Innovation Brochure

HAMILTON

HAMILTON

HAMILTON

HAMILTON COMPANY

HAMILTON COMPANY

HAMILTON COMPANY

Circle No. 206 on Readers' Service Card

Circle No. 207 on Readers' Service Card

Teflon needles... from 1 inch to 100 feet

Circle No. 208 on Readers' Service Card

VOL 38, NO. 6, MAY 1966

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133 A