VOLUME
37 A
2 0, N O . 3, M A R C H 1 9 4 8
Now—anyone can make accurate determinations with a
INDEX TO ADVERTISERS Allied Chemical & Dye Corp Aloe Co., A. S American Platinum Works Atlas Electric Devices Co
40 26 31 24
A A A A
Baird Associates, Inc Baker & Adamson Reagents Baker Chemical Co., J . Τ Bausch & Lomb Optical Co Bowser, Inc
12 A 40 A 2A 38 A 35 A
Central Scientific Co Chemical Rubber Co Clebar Watch Co Coors Porcelain Co
7 32 28 27
Daigger & Co., A Despatch Oven Co Dietert Co., Harry W
35 A 33 A 9A
Eastman Kodak Co Eimer & Amend
23 A 20 A
A A A A
Designed to measure both DIFFUSE REFLECTION (whiteness,
Fisher Scientific Co Fish-Schurman Corp
20 A 24 A
General Chemical Div General Laboratory Supply Co Greiner Co., Emil
40 A 30 A 13 A
Harshaw Chemical Co Hellige, Inc Hevi D u t y Electric Co Hoskins Mfg. Co
4A 33 A 25 A 6A
Kimble Glass Klett Mfg. Co
15 A . . 1 7 A:29 A
A c a r e f u l l y constructed a n d h i g h l y versatile i n s t r u m e n t f o r f a s t a n d accurate d e t e r m i n a t i o n s o n solid surfaces o f every descrip t i o n , p o w d e r s , pastes a n d o p a q u e l i q u i d s . To t h e basic i n s t r u ment c a n be a t t a c h e d a n y o f a number o f search units, each e n g i n e e r e d especially f o r one o r more specific purposes. •
Paper
•
Detergency tests
brightness
•
Paint gloss tests
tests
*
Line or battery operated models
•
12 i n t e r c h a n g e a b l e search units A
Laboratory Construction Co LaPine & Co., Arthur S Lindberg Engineering Co
29 A 27 A 22 A
Macbeth Corp Machlett & Son, Ε Mallinckrodt Chemical Works Merck & Co., Inc
25 34 5 8
National Technical Labs New York Laboratory Supply Co., Inc Palo-Myers, Inc Perkin-Elmer Corp Peterson & Co., Inc., Leonard Photovolt Corp Precision Scientific Co Refinery Supply Co Rubicon Co
bright-
ness, color) and SPECULAR REFLECTION (shininess, gloss)
variety
o f color
filters available, in cluding those for ICI Tristimulus values.
A A A A
11A 30 A
Ί
29 A 14 A 27 A 28 A 16 A:25 A:'35 A:39 A 26 A 28 A
Sargent & Co., Ε. Η Schaar & Co Schleicher & Schuell Co., Carl Scientific Glass Apparatus Co., Inc
19 A 37 A 24 A 34 A
Thermo Electric Mfg. Co Thomas Co., Arthur H
33 A 18 A
Welch Scientific Co., W. M Wiley & Sons, Inc., John Wilkens-Anderson Co Will Corp
32 30 31 10
A A A A
MURGATROYD 2428/3 — R e f l e c t i o n M e t e r Model 610, for 110 volt. 60 cycle, A C. Current $120.00 2428/19—Some as 2428/3, but for 6 volt storage battery operation. Without battery... 105.00 «..ι» ,.%Λ « ,. . 2428/32-Same as 2428/3, but for either 110 volt 60 c»cle A.C. or 6 volt storage battery operation. Without battery 135.00
Write
2421/12—0 tery
volt
s t o r a g e bat$ 17.00
2428/4 — S e a r c h unit for genuse > w i , n green tristimulus f*' fer 55.00 ,«,0/c c ι. ·. ι 2428/5 —Search unit for paper brightness t e s t s , with built-in W r * t t e n fi|,er # 4 y 4 5 0 0 e r a l
2428/8 —S e a r c h unit for 60° gloss tests «5.00
for Full Information on These and Other Units
DIRECTORIES Laboratory Supply Center Cargille, R. P .
36 A
SCHAAR & COMPANY Complete Laboratory 748 W . LEXINGTON STREET
Equipment CHICAGO 7