Surfactant Effects on Environmental Behavior of Pesticides - Reviews of Environmental Contamination and Toxicology - page 117

Table 7 (continued)

Light source, filter
Temp, reaction medium
Surfactant or formulation

[DT 50 °]
DT 50 s a No. Pesticide/structure Reference

29 Rimsulfuron 1.1kW Xe lamp (solar

simulator), none

[79.5 hr]
42.3 hr

Scrano et al.
(1999)

OCH 3

25°C, acetonitrile

O

N N

H NC
O

N

S

25% WG formulation

N

O

SO 2 C 2 H 5 OCH 3

30 Clethodim Sunlight (Oct), none [>8 hr] Falb et al. (1990)

CH 3 OH

0.3-1.3 hr

22±1°C, 0.1M K 2 HPO 4
buffer at pH 7

C 2 H 5 S CH NOCH 2 CH=CHCl

CH 2 C

C 2 H 5

O

1% 5 adjuvants

31 Hexaconazole 125W Hg lamp, water

NA, distilled deionized
water

[13.9 min]
34.7 min

Santoro et al.
(2000)

Anvil ® formulation
(ai, 10 ppm)

Cl Cl

N

N

N

(CH 2 ) 3 CH 3

HO

32 Imidacloprid 125W Hg lamp, Solidex

filter (>280 nm)
NA, HPLC grade water

[0.72 hr]
2.1 hr

Wamhoff and
Schneider
(1997)

Confidor ® formulation

Soil surface
26

2,4-D (Me ester) 450W Hg lamp, Pyrex [3.6-6.7 d] Hautala (1978)

3.7-4.3,
3.0-10.1 d

NA, 4 US dry soil
thin-layer (30 m m)

Cl OCH 2 COOH

Cl

10% (w/w) HDTMA Br,
SDS

8 Carbaryl 450W Hg lamp, Pyrex [4.0-10.5 d] Hautala (1978)

10.5-14.9,
10.5-11.4 d

H NCH 3

NA, 4 US dry soil
thin-layer (30 m m)

C
O

O

10% (w/w) HDTMA Br,
SDS

3 Parathion 450W Hg lamp, Pyrex [2.2-2.9 d] Hautala (1978)

3.8-5.6,
1.6-4.5 d

S

NA, 4 US dry soil
thin-layer (30 m m)

C 2 H 5 O
C 2 H 5 O

P O NO 2

10% (w/w) HDTMA Br,
SDS

(continued)