Document Xzy6MLYqorOK6OyzeddL3BnwJ

. S. Kurtz r.V'iii': R*lo POINT or OSPT. & EiLOa NO. S^^S^SST ^ ^^StfE^Sass__s__j^__i FlSLO POINT OR OSPT. & SLOG. NO. Brecksville R S D Center, D/8506 QATe THIS LETTER March 10, 1976 A portion of your cardboard sample was ashed in acid and examined by atomic absorption for calcium and aluminum. Not all of the material went into solution. We found -913 mg of aluminum and .32 mg of calcium per gram of cardboard. This was given log #42. jb cc: P. M. Zakriski R 6 0 Files' ~ ,A A ALA* Sue Kurtz T0099ZZ siwiti-s ; ;j t.f-c a B. F. ___: li b"* 2 9 1276 u Z* *-- -- L.jLtv; BFG20000