Document rjQ2M82808KEyqrrwMZBO6K0

y ^> -- _ R A/BL944/JN30/1008/1011/1/BH300/QZQ 0s JH DAVIDSON ST LOUIS JUNE 30/72 0 ;jQ RYT 27/S - BENTHE * TRIED TO CALL DR BENTHE DURING LAST TWO DAYS BUT DID NOT r>, REACH HIM. STATUS ON JUNE 20/1972. 5 ... j 1, A/ RESULTS OF TOXICOLOGIC TESTS WITH PYDRAUL 50-E WERE GOOD. FOR FINAL EVALUATION DECOMPOSITION PRODUCTS OF PYDRAUL 50-E AT 7000 . DEG C HAVE TO BE ANALYSED. .RESULTS EXPECTED _7/7/2. ii B/ BENTHE DOES NOT FEEL THAT ACCUMULATrCTTTESTS ARE REQUIRED FOR PHOSPHATE ESTERS. C/ DISCUSSIONS OF BENTHE WITH DR THOENES AND FIRE INSTITUTE REV EALED THAT 50- EIS PRESENTLY HOT ACCEPTABLE FROM FR-STANDPOINT. .I | 2. A/ BENTHE - THOENES AND FIRE INSTITUTE ARE MUCH MORE IN FAVOUR OF 1 SPE 7118 WHICH.IS KCS4046. | '13/"PRELIMINARY RESULTS OF ACCUMULATION TESTS WERE MUCH BETTER THAN i FOR A-200. 8 C/ BENTHE IS DELIGHTED OF FACT THAT HE DID NOT FIND ANY PENTA AND ; HIGHER PCB-S IN SPE 7118. ; 3. BENTHE DID NOT LOOK AT MCS 1227 YET SINCE _HE AND-IHOENES ARE-NOT ' ,t IN FAVOUR OF A HALOGENATED MATERIAL WHICH-IS -UNKNOWK.TO THEM - ' ; PARTICULARQ^AFTER THE TESTS OF SPE 7118.__ 4. BENTHE - THOENES AND FIRE INSTITUTE FEEL THAT BASED ON RESULTS ( \ HOW AVAILABLE IIL SPE 7118 JXPE FLU ID =~TffPff-fHETlT~POIHOFDUEW- y SEEMS TO BE THE IDEAL RtPLACEHENT FOR_P_RESENT MINING FLUIDS. * s S ROEHR V 'S BRUSSELS %' C. _____w * 7-- A,f- *\t~r /OIL s*n ' < i"'' ' **- 71 yy rj 2^-. MS -h ***- j^ ^ ru`^ ~~ ^ ['L. % y,. jo ^ so -- ' ^ * rJjU) . c\.<z * HONS 064716 v* I