L
CA AB
MODEL C ROTARY EVAPORATOR All glass a n d Teflon surfaces: N o
High-vacuum,
low-temperattire Rotary
from CaLab
metal, rubber or grease to react with sensitive materials.
Evaporator features:
Greaseless vacuum seal: Teflon ball joint in stationary glass socket joint forms seal that maintains 0.1 mm vacuum while flask and shaft rotate. Continuous addition: Easily adapted for either continuous addition rotary evaporation of flash evaporation. Heavy-duty motor: Fully enclosed Bodine induction motor powers unit with sparkless, quiet, cool-running operation. For full information on the Model C Rotary Evaporator, write for Brochure AE.
California Laboratory Equipment Company Berkeley 10, California
1717 Fifth Street Circle No. 139 on Readers' Service Card
X-RAY
DIFFRACTOGRAM—Oscillating
heating diagrams of first and second basal orders of a vermiculite. X-Ray diffraction powder diagram of oriented flakes, lower left.
STONE
MODEL XR-6 X-RAY D/FFR4CTOMETER FURNACE produces reliable X-Ray diffractogram while the specimen is at the desired temperature—both oscillating-heating and constant temperature complete scans. 10 second specimen plate installation— 3 second removal.
Specifications • 1300° C •
A n y noncorrosive atmosphere
•
I 0 ' 4 mm H g to 50 PSI pressure control
•
Shaft fits standard goniometer
Model X.R-6 Diffractometer Furnace Assembly with heater for 1300° C operation and one recessed or flat specimen plate $2080.00 F.O.B. Austin
THERMAL ANALYTICAL S Y S T E M S
FOR COMPLETE DETAILS AND LITERATURE WRITE ROBERT L. STONE C O . . 3316 WESTHILL DRIVE. AUSTIN Circle No. 175 on Readers' Service Card
40 A
·
ANALYTICAL CHEMISTRY
A. TEXAS
