Klett

The all-important determination of pH in manufacturing and processing chemicals is merely a matter of 60 seconds with the Taylor Comparator. All Taylo...
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CHEMISTRY

U —

EASY

Photometers

pH and

Chlorine Determinations *ith Taylor Comparators

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The all-important determination of p H in manufacturing and processing chemicals is merely a matter of 60 seconds with the Taylor Comparator. All Taylor Liquid Color Standards carry an unlimited guarantee against fading. Nine Taylor Color Standards, a complete set for each de­ termination, are enclosed in one plastic slide — no handling of single standards. Many Color Standard Slides may be used with one base—pH, chlorine, phosphate— each set is completely portable. VALUABLE BOOK FREE

Write direct for "Modern p H and Chlo­ rine Control." 96 pages of latest methods ι and equipment, F R E E . See your dealer for equipment.

W. A.TAYLORSandco. 7302 YORK RD. · BALTIMORE-4, MD.

HEVI

DUTY

ELECTRIC

COMPANY

MULTIPLE UNIT MUFFLE FURNACES

No. 2070

Designed for t h e rapid a n d accurate d e t e r m i n a t i o n of

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t h i a m i n , riboflavin, a n d other aubatancei w h i c h fluoresce i n s o l u t i o n . T h e sensitivity a n d s t a bility are s u c h t h a t it h a s been found particularly useful i n d e t e r m i n i n g very small a m o u n t s of t h e s e s u b s t a n c e s .

* 6 Types in 13 Different Sizes

• =KLETT SCIENTIFIC PRODUCTS? ELECTROPHORESIS APPARATUS · BIO-COLORIMETERS GLASS ABSORPTION CELLS · COLORIMETER NEPHELOMETERS · GLASS STANDARDS · KLETT REAGENTS

Klett

Manufacturing

179 E A S T 8 7 T H S T R E E T , N E W Y O R K ,

Co. Ν . Υ.

IEVI DUTY Muffle Furnaces are being adapted to new and unusual experimental and test problems daily. While the catalog types and sizes which range from 1000° F to 2350° F serve most applica­ tions, it is frequently found that special sizes or special features are needed for certain operations. Your inquiries are solicited should you have such requirements. HEVI

DUTY

LABORATORY FURNACES

ELECTRIC MULTIPLE UNIT

MILWAUKEE

COMPANY ELECTRIC EXCLUSIVELY

1, W I S C O N S I N