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Transcription
of original document
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CC:
Dr. J. E. Booge
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2
Extra Copies
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CLASSIFIED-CONFIDENTIAL
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Newport,
Delaware June 18, 1942
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CONFIDENTIAL
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MR.
M.L. HANAHAN
NEWPORT
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AVAILABLE SAMPLES OF PURE SILICON
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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.
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Code
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Weight
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Notes
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RZ
7
RZ 12
RZ 13
RZ 14
RZ 15
RZ 16
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11.1g
11.6
21.5
21.6
18.8
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Some
fuzz included Baker's C.P. Zinc RZ 12 11.6 Only 100g. zinc used.
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RZ
17, RZ 18
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Combined
for treatment, varying temp.
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RZ
20B
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128.5
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Large
reactor.
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RZ
20D
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24.7
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Large
reactor, some fuzz.
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[signed initials]
K. H. BUTLER
RESEARCH DEPARTMENT
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KHB/MAW
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