Slip, but no chip with reinforced PYREX funnels Ever notice the thick bead that runs around the rim of a PYREX brand
funnel? It's there to prevent chip ping should you tip a funnel in your work. There's more reinforcement where the stem meets the body of the fun nel. And the funnel itself is an nealed from tip to top to make it stronger. Takes chemical a b u s e , t o o . All PYREX funnels are made of PYREX brand glass No. 7740, so you get
P Y R E X ®
top resistance to acids, alkalies, and washing solutions. Faster filtering fluted funnels. F o r
not a penny extra you can equip yourself with our special fluted fun nels. These have flow-channels con verging at the filter apex to drain papers faster—even when loaded with sludgy precipitates. Funnels to fit your work. Choose exactly what you need from more than 270 different types and sizes: standard filtering funnels, some with
laboratory
ware
fritted glass filters built in, special models, too; separatory funnels that include light-shielding low actinic glass, micro sizes, some equipped with needle valves, and many other specials. They're all in our Catalog LG-1, along with thousands of other PYREX items. If you don't have a copy, write us at Corning, Ν. Υ. CORNING GLASS WORKS CORNING MEANS RESEARCH IN GLASS
. . .the tested tool of modern research
For further information, circle number 69 A on Readers' Service Card, page 97 A VOL. 3 0 , N O . 1 2 , DECEMBER 1 9 5 8
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