THE SECRETARY'S OFFICE C&B
CA Indexing
P o t a s s i u m B i p h t h a l a t c , C. P . , A.C.S. i s o n e o f several h u n d r e d different r e a g e n t s w h i c h w e manufacture. C&B Reagents m e e t definite s t a n d a r d s o f p u rity—standards which are adequate to insure products suitable f o r research a n d a n a l y t i c a l use. t^ AND ENGINEERING
NEWS