Acc. 1998.0061 Olson Papers PURE SILICON

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Transcription of original document
CC: Dr. J. E. Booge
2 Extra Copies
CLASSIFIED-CONFIDENTIAL
Newport, Delaware June 18, 1942
CONFIDENTIAL
MR. M.L. HANAHAN
NEWPORT
AVAILABLE SAMPLES OF PURE SILICON
The following amounts of pure silicon are available for delivery to Dr. Seitz. These samples have been made with Stauffer C.P. silicon tetrachloride, redistilled in our laboratory, and Bunker Hill slab said to be 99.99+% zinc metal. The standard procedure outlined in a separate letter was followed in all steps except as indicated in the notes.
 
Code
Weight
Notes
 
 
RZ 7
RZ 12
RZ 13
RZ 14
RZ 15
RZ 16
11.1g
11.6
21.5
21.6
18.8
Some fuzz included Baker's C.P. Zinc RZ 12 11.6 Only 100g. zinc used.
 
 
RZ 17, RZ 18
 
Combined for treatment, varying temp.
 
 
RZ 20B
128.5
Large reactor.
 
 
RZ 20D
24.7
Large reactor, some fuzz.
 


[signed initials]
K. H. BUTLER
RESEARCH DEPARTMENT
KHB/MAW
 


National Museum of American History
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