ARS PESTICIDE PROPERTIES last update May 1995
name:OXAMYL                                    CASRN: 23135-22-0molecular formula: C7H13N3O3S
molecular weight : 219.4
physical state   : S
(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):
       -Melting point(deg C):
100    -    102                                  M      9DUPON,1999Decomposition point(deg C):
       -Heat of vaporization(deg C):--RATE CONSTANTS--Hydrolysis (per day):
<0.023*                          25     5       M      9DUPON
0.087*                           25     7       M      9DUPON
5.33*                            25     9       M      9DUPONPhotolysis (per day):
0.14*                SOIL        25     4.5     M      9DUPON
0.23*                SOIL        25     6.5     M      9DUPON
0.099*               WATER       25     5       M      9DUPONVapor pressure (mPa):
30.59                            25             M      9DUPON,1999
Water solubility (ppm):       -temp-        -source-   -reference-
2.8E+5                           25             E      EESADV
2.69E+5                          25             E      ETOCKD 8:339-357,1989
2.82E+5*                         25             M      9DUPONOrganic solubility (ppm):Henrys law (Pa m3/mol):
2.38E-5                          25             M      9DUPON,1999Octanol/water partitioning (log Kow):
-0.44* (pH5)                     25                    9DUPONAcid dissociation (pKa):
Soil sorption:
soiltype     temp.  Kd      Koc      %om   pH  source  reference
                            6                     E    JEVQAA 16:422-428,1987             4                     EESADV
                            5                     C    8GLEAM
                            26                    E    ETOCDK 8:339-357,1989
                            9*
SLT LM(DE)   25     <0.010  <0.91    1.9   4.3    M    9DUPON
SNDY LM(NJ)  25     0.05    8.6      1.0   6.3    M    9DUPON
LMY SND(NC)  25     0.08    6.9      2.0   5.4    M    9DUPON
LOAM(IL)     25     0.41    14       5.1   7.3    M    9DUPON
Field Dissipation halflife(days):
value           test area        pH         source     reference
6                                              E       JEVQAA 16:422-428,1987

8                                              E       ETOCDK 8:339-357,1989
7                                              P       8EPAHO
13(4-39)*
18              BRANDENTON(FL)   5.8           M       9DUPON
39              WAPATO(WA)       6.7           M       9DUPON
12              MADERA(CA)       7.9           M       9DUPON
9               GREENVILLE(MS)   5.8           M       9DUPON,1999Halflife in soil:
Soiltype            aerobic      anaerobic   source    reference
SILT LOAM(DE)         15*                      M       9DUPON
SANDY LM(CA)          11             6         M       9DUPON,1999
SILTY LM(DE)          27             <5        M       9DUPON,1999Comments:
SOIL SORPTION KOC VALUE=9(1-26); AEROBIC=15 PH6.4,25 DEGREES,
2.75%OM.