HYPODERMIC NEEDLE WITH ATTACHED REPORT TITLED METALLOGRAPHIC STUDY OF HYPODERMIC NEEDLE

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Collection: 
Document Number (FOIA) /ESDN (CREST): 
00190742
Release Decision: 
RIPPUB
Original Classification: 
U
Document Page Count: 
10
Document Creation Date: 
January 21, 2025
Document Release Date: 
January 15, 1983
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Case Number: 
Publication Date: 
November 26, 1961
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,MEMO From Subject 1.117PODERMIC NEEDLE Answering Your Memo I The examination of the samples sUbmj.tted de- monstrated that the brans cap from the collapsible tdbe� contained a fragment of a steel hypodermic needle and. that this fragment was identical in every respect.to the section of hypodermic needle submitted separately. . . Spectrographic comparison showed that the rel- ative amounts of residual impurities such as Cr, Ni, Cu, Mo, etc. are the same in the two sections. They were also found to be identical in outer diameter and structure as determined metallographically. CC: 1111111,- Jit 111/1111M � � 4 lot�',4,;;-i----..-1- .,, 'k-���-.7.' .�.'. ..,:.,........s... Al, ilt,T.K Itift:.�71 Ilfi ' : ''...4 .i,. ,?," '.- A i . ii ';.�1 ...::l n",:lt lts., "4.,;:C. . 1144 4.'8, t; ....,.? .-1:�,?..3.:4 ''i' :',. .. rt....;�11(i E.V. I., � ;14...tuTi..4i:11,1., ,...t,.:�, .4.... , 1,.., � Je ."...,,,', ,..4.1.1. 1-4*- i..iffil, 4i: ... 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