QUARTERLY RESEARCH REPORT March 31, 19T3 NATIONAL WATER QUALITY LABORATORY 6201 Congdon Boulevard Duluth, Minnesota 5580U This report does not constitute publication but is for information only.

1 * ' ' Total Used in CRITICAL MATERIAL Manufacturing as a Saw Material or Utilized in Plant for Other Purposes J I.

COMMENTS SAMPLE IDENTIFICATION 3),st bJo. bZ*!

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A/BL545/JL 06/1333/13 35/1/CH178/QZQ E 1 C PAT ON MONSANTO STLOUIS JLY 6/72 CC HS BERGEN MONSANTO STLOUIS TL GOSSAGE MONSANTO STLOUIS WB PAPAGEORGE MONSANTO STLOUIS j.

TO: NT Johnson - B2SF TL Gossage - B2SL WR Corey - B2SL HS Bergen - B2SA PS Park - B2NA WR Richard - T3A WN MaddoK - B2NQ RCE Sprague - B2NG EM Potter - B3SA JR Savage - B2SL HO Kosup - B2SL WB Papageorge - B2NK AJ Koenig - B2SL D Goodwlllle - 5080 JN Haggart - 5040 GW Sperberg - B2NH FJ Camargo - B2NK RF Garnsworthy - 5020 C Chew - 5340 RK Louis - 53^0 KC Tomlins - 5210 E Greene - B2NA T Katayama - 5270 T Ishijlma - 26o 0576506 TOWOLDMONOQ59258

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AROCLOfi CHLORINATED POLYPHENYLS CONTAINS CHLORINATED HYDROCARBONS Avoid prolonged breathing of vapors or mists.

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SAMPLE AROCLOR. 4465 CHLORINATED POLYRMCNYLt Caution!

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TOWOLDMONOO11398 WATER_PCB-00004514 MONSANTO COMPANY, ST.

' t Vfc f< ( o 1H - `V * Engineering Conversion Factors 30406985 TOWOLDMON0030748 WATER PCB-00015217 TOWOLDMON0030749 WATER_PCB-00015218 ENGINEERING CONVERSION FACTORS vTO ' i j*i'.

( THERMIIMOL FR LO-TEMP FIRE RESISTANT HEAT TRANSFER FLUID ... the fire-resistant, low-temperature liquid phase heat transfer fluid with very low temperature pumpability.

Facts About Fire-Resistant i *TurBinoL "`""'"Monsjnto O/FF-23 <M0723i TOWOLDMON0030891 WATER_PCB-00015360 Introduction Monsanto's Turbinol 153 is a fire resistant synthetic fluid spe cially designed for turbine systems.