THERMAL AMERICAN FUSED QUARTZ CO

109 on Readers' Service Card. 118A. TWO WILL DO. Only two Cells cover the entire ... Controls. Portable thermo static unit for water baths. 79. Temp. ...
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Leiss SINGLE & DOUBLE MIRROR-MONOCHROMATORS

Product Capsules Temp. Controls.

control model.

Bulletin on dual161

Temp. Controls. Portable thermo­ static unit for water baths. 79 Temp. Controls Info on solid state proportioning unit. 177 Titra tors. Runs up to 16 titrations and prints results automatically. 43 Tubing. Teflon-lined rubber for chemical, food, electrical, and other uses. 68 Tubing. Made of clear, chemically in­ ert, flexible plastic. 169 Tubing. Info on precision bore glass in 90 standard sizes. 86 Vacuums. All glass parts made from hea\ r y wall tubing. 129 Valves. Stainless steel, monel or brass bello\vs models. 3 With exchangeable prisms for the visible, ultraviolet, infrared from 200 millimicrons to 20 microns. Write for Bulletin #980 to

PHOTOVOLT Corporation 1115 Broadway



New York 10, Ν. Υ.

Valves. Micro-regulating units have orifices up to 0.375". 15 Ware, glass. 300 page catalog con­ tains over 4500 items. 64 Washers. Washes and dries glassware automatically. 5

Circle No. 109 on Readers' Service Card

SPECTROPHOTOMETER CELLS FUSED QUARTZ

Product Capsules an AC Service for subscribers

TWO WILL DO Only t w o Cells cover the entire range from 1 7 0 0 A ° to 4μ a n d either one includes the visible range. Fully fused all quartz construction — no cements or fluxes used. Sets matched within Τ/2%. Micro Cells, Fluorescence Cells a n d Special Cells a v a i l a b l e . Ask your laboratory supply dealer for Thermal American Fused Quartz Cells, or write to:

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numbers in the "Product Capsules"

THERMAL AMERICAN FUSED QUARTZ CO. RT.

118A

202 & CHANGE

BRIDGE RD„ MONTVILLE 5, N. J. ZIP CODE 07045

Circle No. 6 on Readers' Service Card ANALYTICAL CHEMISTRY

portion of the reply card on page 92B.