Product Capsules (Continued from page 161 A)

Chromatography. I l lustrated litera­ture on computer-compatible GC unit .

Ρ 136

Chromatography, g a s . Booklet on new A S T M method for simulated dis­tillation. Ρ 8 3

Chromatography, liquid. Brochure on monochromatic UV flow monitor .

Ρ 94

Chromatography, liquid. Da ta on low-cost universal detector. Ρ 108

Chromatography, liquid. Da ta on new, rapid, analytical unit . Ρ 1 3 7

Chromatography, liquid. Specs and details on complete, liquid system.

Ρ 199

Computers. New 320-page lab com­puter handbook offered free. Ρ 41

Computers. Links stored program and wired program computat ions.

P 6 1

Computers. D a t a file on signal p ro ­cessing and analysis. Ρ 1 5 6

Cryoscopes. Complete fact file of­fered. Ρ 6 2

Detergents . Mixes with sulphuric acid for safe cleaning. Ρ 71

Oewars. Catalog available on cus­tom-designed, non-nitrogen and ni t ro­gen-shielded helium units . Ρ 31

Electrodes. p H electrodes with range from 0 to 12. Ρ 1 7 3

Electrometers. Brochure on three new models. Ρ 151

Enzyme ana lyzers . Automatic sys­tem does up to 120 analyses per hour.

Ρ 154

Eye w a s h units. New, free cS4-page catalog offered on plastic safety prod­ucts. " ρ 21

Filter paper . Bulletin offered on tear-proof folded filters. Ρ 165

Fume Hoods. 4 types available in three different lengths. Ρ 105

Furnaces. Heat t reat ing up to 1290° C. Ρ 8 7

Glassware . Custom glass and quar tz fabrications. Ρ 6 3

Glassware . Bulletin offered on pre­cise NMI? tubes. Ρ 104

Greases . Bulletin on greases to stop lab glassware breakage. Ρ 2 4

Helium. D a t a on low-cost helium dif­fusion cell purifier. Ρ 5 2

Ion e x c h a n g e r s . Bulletin describes five different ion exchange cartridges.

Ρ 92

IR accessories . New, free catalog de­scribes complete line. Ρ 1 4 4

Joints. D a t a on glass and quar tz joints in 3 styles. Ρ 6 3

Lamps. New hollow-cathode units for use in all makes of AA equipment.

Ρ 143

Lamps. Li tera ture on UV lamps, me­ters, and fluorescent darkrooms. Ρ 181

Magnetic sys tems . Detects suscepti­bility to 0.5 Χ ΙΟ"6 cgs units. Ρ 3 3

Mercury ana lyzers . Bulletin on new, low-cost, self-contained system. Ρ 3 6

Mercury ana lyzers . Bulletin on in­expensive uni t for routine procedures.

Ρ 164

Microscopes, electron scan. Magnifi­cation from 5X to ΙΟΟ,ΟΟΟΧ, resolution to200A. Ρ 158

Osmometers . Complete fact file of­fered. Ρ 6 2

O x y g e n ana lyzers . Uses low-cost re­placement 0 2 cartridges. Ρ 188

pH meters . Da ta on low-cost solid state digital unit with automat ic tem­pera ture control. Ρ 2 0

pH meters . New catalog on electro­lytic conductivity units. Ρ 148

Photometers . Filter fluorometer serves as turbidimeter , colorimeter.

Ρ 8

Photometers . Technical bulletin de­scribes use of UV detectors in LC.

Ρ 32

Photomultiplier tubes . Side-window unit expands wave length range. Ρ 6

Photomultiplier tubes . Sensitivity in 7000-8000 A range. Ρ 81

Polarographs. Complete specs on new model s tr ip chart recording unit.

Ρ 166

Potentiostats . Plug-in modules pro­vide flexibility in readout . Ρ 1 5 0

Presses. New bulletin on 25-ton unit . Ρ 3 5

Reagents . D a t a on acids, bases, sol­vents, custom synthesis. Ρ 3 7 Recorders. X - Y unit with 8 plug-ins.

Ρ 82 (Continuer! on page 155 A)

BIORAD stocks DOWEX® ion exchange resins, anion and cation, in 44 types and bead sizes.

For immediate shipment! Need we say more? Only that BIO-RAD's AG* resins-the research standard of excellence— are also avaHable for those appli­cations requiring the highest chemical purity. For complete de­tails on DOWEX and AG, ask for our new Price List V.

BI0-RAD Laboratories 32nd & Griffin A v e n u e Richmond, C A 9 4 8 0 4

P h o n e ( 4 1 5 ) 234-4130

See us at the Pittsburgh Conference, Booth 114 Circle No. 30 on Readers' Service Card

ANALYTICAL CHEMISTRY, VOL. 43, NO. 2, FEBRUARY 1971 · 153 A