mini-pet"


mini-pet"pubs.acs.org/doi/pdf/10.1021/ac50158a826116 on Readers' Service Card. Use APIEZON. ,.. Oils,. Sealing Compound...

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ΛΙΙΈΑΤΙΙΚΚΚ Ι\ΜTIIÎBMU: VALVE DISPENSE ACIDS & SOLVENTS TM

STilINLKSS M2LMIWS

WITH

mini-pet

ΛΙΙΝΙΑΊΊΙΚί; 4112 ΛΙΙΝΙΑΊΊΙΚΕ IlAINUvSSSTIiKL • lEI^LLOWS s ι AINIJVSSVALVI: sn:i:l·

non-sticking syringe-type, repeating dispenser

'Γ"-.-*-\

lEI^LLOWS V A L V I :

Chloroform, toluene, x y l o l . . . a wide variety of .:,, a c i d s . . . MINI-PET dispenses them all quickly, simply, with one-handed ease. And MINI-PET's Teflon plunger and " O " ring eliminate "freezing." Ideal for automatic pipetting, tissue culture dispensing from remote containers: completely autoclavable, easily disassembled. Interchangeable syringe barrel to federal specification. From $21.50 complete.

H o k e ' s n e w 4112 S e r i e s is c o m p a c t , a n d u s e a b l e at p r e s s u r e / t e m p e r a t u r e c o m b i n a t i o n s of 1000 p s i a n d 6 5 0 ° F . Y o u c a n h o o k it u p w i t h i n t e g r a l G y r o l o k t u b e e n d s , p i p e c o n n e c t i o n s , or w i t h its o w n w e l d e d t u b e e x t e n s i o n s . T h e b e l l o w s is w e l d e d to t h e b o d y f o r a p e r f e c t s e a l . A d u a l p u r p o s e h a n d l e is s t a n d a r d f o r h i g h a n d l o w t e m p e r a t u r e use. Blunt points f o r shut-off and V point stems f o r regulating are available for all models. Write for catalog.

Available in 1 oc, 2 c c , and 10 cc sizes.

GREINER SCIENTIFIC

G

J f l

CORPORATION

HOKE INCORPORATED 1 Tenakill Park, Cresskill, N.J.

20-22 Ν. M o o r e S t . D e p t . 521, N,Y., N.Y. 10013

Circle No. 110 on Readers' Service Card

HOKE

Circle No. 5 on Readers' Service Card See ACS Laboratory Guide for All Products/Sales Office

Use ΑΡΙΕΖ0Ν

identify all slides

... Oils, Sealing Compound and Waxes

iljflfc DjT.Jeb-i HÏRAD

7J 1 _

with \

TIME red dot PHOTO-SLIDE LABELS Self-sticking labels provide space for identification and ownership plus a red dot to insure correct placement of the slide in projector. Pressure-sensitive adhesive requires no moistening and stick permanently to any surface. Labels may be used on photographs, lantern slides, 2" χ 2" mounts, or negatives. May be imprinted. Write for complete information and samples. A p i e z o n Oils have very l o w vapor pressures a n d are very stable. They are ideally suited as v a p o r - d i f f u s i o n p u m p fluids. A p i e z o n Sealing C o m p o u n d Q is a p u t t y - l i k e s u b ­ stance, a relatively l o w cost, extremely versatile sealing m e d i u m . A p i e z o n W a x e s are f o r v a c u u m j o i n t s of a more permanent nature.

TIME ! !

Write-for

BIDDLE

BULLETIN

43 AC

812

J A M E S G. B I D D L E C O .

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U,c,i»

LABELS ' "

" '

C O i l l D

Electrical and Speed Measuring Instruments

PLYMOUTH MEETING PENNSYLVANIA 19462 Phone 215/646-9200 Circle No. 22 on Readers' Service Card

PROFESSIONAL TAPE CO., INC. 363 EAST BURLINGTON ROAD RIVERSIDE, ILLINOIS 6 0 5 4 6

Circle No. 68 on Readers' Service Card

VOL.

40, NO. 14, DECEMBER 1968 ·

115 A