ARS PESTICIDE PROPERTIES DATABASE last updated May 1995 name: HALOXYFOP-METHYL CASRN: 69806-40-2 molecular formula: C16H13CLF3NO4 molecular weight: 375.7 physical state: S (L=liquid; G=gas; S=solid) reference: 9PME10 __________________________________________________________________________ Key to sources: (M)Manufacturer, (R)eview, (H)andbook,(E)xperiment, (C)alculated, (U)nknown, (P)EPA data, (W)auchope * denotes a selected value where multiple values of a property are listed. __________________________________________________________________________ value medium temp. pH source reference ----- ------ ----- -- ------ --------- Boiling point (deg C): Melting point (deg C): 55 - 57 H 9PME10 Decomposition point (deg C): Heat of vaporization (deg C): --RATE CONSTANTS-- Hydrolysis (per day): Photolysis (per day): Vapor pressure (mPa): 0.086 25 H 9PMED9 0.80* 25 H 9PME10 Water solubility (ppm): 9.3* 25 H 9PME10 43(PARENT) 25 H 9HERBH 6th ED 1989 Organic solubility (ppm): MISCIBLE IN MANY ORGANIC SOLVS. H 9PME10 Henrys law (Pa m3/mol): 0.032 25 H 9PME10 Octanol/water partitioning (log Kow): 4.068 H 9PME10 Acid dissociation (pKa): Soil sorption: soiltype temp. Kd Koc %om pH reference -------- ----- -- --- --- -- --------- 91 WEESA6 35: 282-288 (1987) 75* 6PNCWC 38: 10 (1983) Field dissipation halflife(days): value test area pH source reference ----- --------- -- ------ --------- <1 H 9PMED9 27 (PARENT) SANDY LOAM E JAFCAU 33: 972-976 38 (PARENT) CLAY E JAFCAU 33: 972-976 92 (PARENT) CLAY LOAM E JAFCAU 33: 972-976 22-100(AV.55)* E 6PNCWC 38: 10 (1983) H 9HERBH 6th ED 1989 Halflife in soil: soiltype aerobic anaerobic source reference -------- ------- --------- ------ --------- Comments: