Mettler takes the hassle out of density measurement
Mettler/Paar density meters provide reproducible, accurate density measure ments without pycnometers or hydrom eters—usually in less than three minutes. And Mettler/Paar density meters are so easy to use that no special training or skills are required. Results in units you prefer. Obtain results that can be used immedi ately, such as g/cm3, °Brix, specific gravity, API number, % alcohol, % con centration, or dimensionless engineering units. Results can be transmitted directly to your computer for storage or analytical calculations. Flexible and versatile. Check incoming and finished goods samples. Improve cost controls by ensur ing that components are mixed in exactly the right ratio, and even standardize the quality control procedures for all lab and plant locations. Choose exactly what you need. You can select from a complete line of Mettler/Paar density meters, including hand-held field units precise to 10 3 g/cm3, laboratory models with precisions of 10 4 to 10 6 g/cm3, and in-line process control models with a precision of ΙΟ-5 g/cm3. Let Mettler take the hassle out of density measurement for you. Call 1-800-257-9535; in NJ, (609) 448-3000. Or write to Mettler Instrument Corpora tion, Box 71, Hightstown, NJ 08520 for complete technical details and pricing.
DMA45 with optional sample changer CIRCLE 139 ON READER SERVICE CARD
Mettler
You'll find that all Chrompack columns are 100% excellent. Firstly, because we control production from start to finish. And secondly, because every column is quality checked to guarantee 100% consistency. We are never complacent in our excellence. Our research and development programme continues to augment a range that is already the largest in the world. Two recent, and highly effective, additions are: • The TAP column, tailor-made for the analysis of triglycerides. • The wide bore Al2 O3/KCI PLOT column for the analysis of light hydrocarbons.
EXCELLENCE Free Chrompack application notes add to this effectiveness. And, it goes without saying, that you'll find our service and back-up excellently reliable. Your passport to excellence is a Chrompack Capillary Column Brochure, obtainable from your nearest Chrompack dealer. Naturally, it's 100% free.
CHROMPACK FROM CHROMATOGRAPHERS FOR CHROMATOGRAPHERS CHROMPACK INTERNATIONAL B.V. P.O. Box 8033, 4330 Ε A Middelburg, The Netherlands Tel:01180-27352 Telex: 37852 CIRCLE 37 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 58, NO. 13, NOVEMBER 1986 · 1345 A
