SWANN CHEMICAL COMPANY NEW YORK CITY DATE May 17, 1934 ^ MEMO RE: Aroclor Specifications FROM TO T.

COPY July 18, 1981 Aroolor Testing Mr. mix VI111aw Ur.

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Analytical Chemistry Method No. 71-18 Job No. 1548006 GENERAL EXTRACTION PROCEDURE FOR RECOVERY OF ORGANIC TEST MATERIALS IN MIXED LIQUOR SAMPLES FROM SEMI-CONTINUOUS ACTIVATED SLUDGE UNITS SCOPE This procedure is intended for the extraction of various organic test materials from mixed liquor samples taken from semicontinuous activated sludge (SCAS) units for the purpose of measuring the rate of biodegradation of those materials.

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U--fhermutJnLO iW' FR FLUID HEAT ENGINEERING HEAT TRANSFER DATA A Design Guide For Engineering Low-Cost, Low-Pressure FIRE-RESISTANT HEAT TRANSFER SYSTEMS DS\N 321677 STLCOPCB4073328 } TABLE OF CONTENTS Introduction...................................................................... ............................

Monsanto Chemical Company.. .Foreign Department, St.

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BACKGROUND INFORMATION ON POLYCHLORINATED BIPHENYLS Office of Occupational Health Surveillance and Biometrics National Institute for Occupational Safety and Health November 3, 1975 DSW 323718 t i STLCOPCB4075279 ....

From the desk of RICHARD A STOHR '1/s.

k *>--------- Monsan FROM (NAME REFERENCE TO R, M.

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Monsanto 4 FROM (NAME LOCATION) R.

reM WMC > COCAT.0H, Medical Dept., A2SA OATIt ' January 24, 1972 ,u,JlCT !

T QENERAL ELECTRIC OOMPAHI* 6CHEHECTADX, 1.1, T1^1.^...eeTSRMI*ATI01 OF COLOR BX THE A.