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SUPRAPUR REAGENTS: WE LAY PURITY AND LOW PRICE RIGHT ON THE TABLE.
Finally, there's a line of ultrapure reagents which won't cost you a fortune. They're Suprapur reagents EM Laboratories' ideal combination of price and purity. Suprapur reagents are manufactured by E. Merck, Darmstadt, Germany. They are produced in one of the world's most impressive clean rooms. And each one carries a guaranteed assay with impurities often in the range of 10"^% . . . and less.
S o m e Typical Comparisons 91 Acetic Acid Glacial 96% Hydrochloric Acid 30% Hydrofluoric Acid 40% Nitric Acid 65% ίτΠ1ι"ιίίι»»ί\»Η«»ΐΙΐΕίΜ
EM $20.00/100ml 14.00/250ml 31.00/L 60 00/L 21.00/100m i
Brand X $ 32.55/ 100ml 91 0 0 / 2 0 0 m ! 163.80/400m! 63.00/500ml 36.60/100ml
For a variety of analytical and research techniques. Atomic Absorption instrumental analysis. Emis sion Spectrography. X-Ray Fluorescence analysis of particulate matter. Electro-Optic research. Think Suprapur reagents. They're super pure and super priced. For complete assay and price infor mation on our full line, send for the Suprapur catalog today.
EM Laboratories, Inc. a s s o c i a t e oi
E. Merck, D a r m s t a d t , G e r m a n y 500 Executive Boulevard "Umslord. N.Y 10523 i914! 592-4660
Pure Consistency. -.
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