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Transcription
of original document
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KHB
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CC:
Mr. M. L. Hanahan
Dr. C. M. Olson
Dr. F. Seitz Mr. E. Lewis
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Newport
Delaware
August 21, 1942
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CLASSIFIED-CONFIDENTIAL
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SILICON
NOW ON HAND
ZINC - BUNKER HILL 99.99% |
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Code
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Treatment
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Wt.-Gms.
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Notes
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RZ
26-28*
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Dry;
HCl
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106.0
)
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RZ
26-28 comp. divided after ) HCl treatment - A portion,
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RZ
26-28A
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Dry;
HCl; H2SO4 + HF
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75.5 )
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RZ
26-28A HF treated.
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RZ
29B*
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Dry;
HCl
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38.0
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RZ
29C
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H2SO4;
H2SO4 + HF
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16.0
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RZ
32*
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H2SO4;
HCl
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133.8
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Contains
white particles. Possible cement from end plates.
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RZ
33*
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H2SO4;
HCl
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44.8
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RZ
37A
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H2SO4;
H2SO4 + HF
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12.3
)
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RZ
37B
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H2SO4;
H2SO4 + HF
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29.0
)
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Contains
small pieces ) silica - derived from
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RZ
37C
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H2SO4;
H2SO4 + HF
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10.5
)
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broken
tubing.
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RZ
37D
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H2SO4;
H2SO4 + HF
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39.9
)
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RZ
38*
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H2SO4+HF;H2SO4;HCl
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57.0
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RZ
39*
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H2SO4+HF;H2SO4;HCl
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39.2
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RZ
40*
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H2SO4; HCl
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50.4
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RZ
41*
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H2SO4;
HCl
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52.2
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TOTAL
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704.6
gms.
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*
Small samples have been retained.
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ER:
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