ARS PESTICIDE PROPERTIES last update May 1995 name:MEVINPHOS CASRN: 7786-34-7 molecular formula: C7H13O6P molecular weight : 224.15 physical state : L (L=liquid; G=gas; S=solid) reference: 9ACHB2 _________________________________________________________________________ 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): 110 - 1.6mmHg H 9ACHB2 Melting point(deg C): - Decomposition point(deg C): - Heat of vaporization(deg C): --RATE CONSTANTS-- Hydrolysis (per day): 0.0058* RT 6 H 9PMED8 0.0198* RT 7 H 9PMED8 0.231* RT 9 H 9PMED8 11.88 RT 11 H 9PME10 Photolysis (per day): Vapor pressure (mPa): 17* 20 H 9ACHB2 Water solubility (ppm): -temp- -source- -reference- 6E05* 20 E JAFCAU 29:1050-1059,1981 Organic solubility (ppm): MISCIBLE* ALCS,KETS,CL,HR,HC'S H 9PMED8 SL.SOLUBLE* ALIPHATIC HC'S H 9PMED8 Henrys law (Pa m3/mol): 6.35E-6* 20 H 9PMED8 Octanol/water partitioning (log Kow): Acid dissociation (pKa): Soil sorption: soiltype temp. Kd Koc %om pH reference 0.6 JAFCAU 29:1050-1059,1981 240 8GLEAM 44* 9WARER,14,1095(1980) Field Dissipation halflife(days): value test area pH source reference 3* C 8GLEAM 2 C 8CREAM Halflife in soil: Soiltype aerobic anaerobic source reference Comments: