VOLUME
2 3 , NO. 6, J U N E 1 9 5 1
45 A
In Order to Serve You More Efficiently— S&S
we
have now consolidated our manufacturing p l a n t , l a b o r a
tories, sales a n d executive offices, in one l a r g e , modern, b u i l d
s&s
ing a t
KEENE, NEW HAMPSHIRE where all correspondence, orders, shipments w i l l b e h a n d l e d . The selection o f this location was due mainly to the a m p l e supply o f v e r y pure w a t e r f o r t r e a t i n g a n d processing our analytical filter p a p e r s , to the dustfree atmosphere a n d the clean, r e l i a b l e N e w England l a b o r . W e hope that w e shall have the pleasure of serving you from Keene a n d assure you of our best attention to your individual requirements.
CARL SCHLEICHER & SCHUELL CO. Analytical Filter Papers of High Quality—Industrial Filter Papers to Meet All Requirements of Plant Processing Work—Special Papers for Use in Biological Procedures—Ultra Filters for the Filtration of Colloids, Albumen, Bacteria, Virus—Special Membranes for Dialysis, Osmosis and Osmotic Measurements in Molecular Weight Determinations.
KEENE,
NEW
HAMPSHIRE
"SGA" AUTOMATIC BURETTES A tuts* ajj the atapvoch deliaeftA. pAedie anunuit oi a&Li/ieot liquid! O n l y when in actual use does a solution ever remain in an SGA Auto matic Burette. It always returns by gravity to the reservoir bottle; thus, never becomes contaminated. SGA burrettes are precision graduated—guaranteed within tolerances set by the National Bureau of Standards. Made of "Pyrex" brand glass, they're convenient to use . . . simple to operate. Illustrated are two types—J-715 for acids, J-740 for alkali solutions. They differ only in that J-740 is equipped with drying tubes at each open ing to the air. Ask for complete information. Burette Capacity 2 ml. 5 " 10 " 25 " 50 " 100 "
Graduated Intervals 0.02 m l . 0.05 " 0.05 " 0.1 " 0.1 " 0.2 "
Bottle Capacity 1000 m l . 1000 " 1000 " 1000 " 2000 " 4000 "
Τ Joint 24/40 24/40 24/40 24/40 29/42 29/42
J-715 Complete $17.55 17.55 17.55 18.55 20.65 27.55
J-740 Complete $19.15 19.15 19.15 20.30 22.60 29.80
Available, in amberized finish at slight extra cost; also in micro capacities.
SCIENTIFIC GLASS APPARATUS CO., INC. BLOOMFIELD - NEW JER5EY
J-715
LABORATORY APPARATUS - INSTRUMENTS - CHEMICALS - GLASSWARE
