PHOTOVOLT

PHOTOVOLT

Schleicher & SchuellCo. ^^^^F 116 W. 14th St., New York 11. Send meâfree of ... and purchasing agents. PHOTOVOLT. Line- Operated Electronic. pH. METER.

PHOTOVOLT

142 on Readers' Service Card. LUMETRON. Colorimeter. Mod. 450 for. Messier. Tubes. A new photoelectric instrument of high accuracy for the measurement.

PHOTOVOLT

A complete line of pH meters Incorporating modern electronic tubes and circuits, simple in operation and maintenance, featuring sealed amplifier plug-in units. Line-Operated Model 115 ..... ........ â¢. Single range 0-14, scale length 4", accuracy O

PHOTOVOLT

1/18 HP motor. â¢ Table-top speed control rheostat. â¢. High speed shaft to. 5000 RPM. â¢ Low speed shaft to 833 RPM with a maximum torque of 3.0 in. lbs.

PHOTOVOLT CORP

One sturdy plastic slide houses all color standards necessary for any one determination. No fragile single standards to handle! Each complete set includes base, slide, reagents and accessories. The utility of these sets is high, but their cost. Â¡S l

Photovolt Corporation

call collec. After you lift a finger, you don't have to lift a finger. programmable extraction time. Fora free demonstration in your lab, call toll-free. (800) 221-5182. In New York State, call collect (212)989-0484. Photovolt Corporation. 1115 BROAU

PHOTOVOLT CORP

armature of motor. 2. No need to change stirrers fordifferent size containers. Stainless Steel Stirrers. No.77-837 have shaft and 2' propeller. 12" length, $2.25; 18" ...

PHOTOVOLT CORPORATION

219 on Readers' Service Card. PHOTOVOLT. Electronic pH METERS. A complete line ... electrodes nor buffers. Write for Bulletin #138. $ 6 8. Portable pH Meter.


Fully stabilized, simple, usable with all types of electrodes. Write for Bulletin #195. $135. High Precision. pH Meter Model 110. Single range 0-14, scale length.


Sinei'u range 0 14, scale length 4 ', leaclublt- lu 0.05 pH unit. â¢ Temperature control 20 60 C, ... matic operation to fully- automatic recording and integrating.

PHOTOVOLT

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