Pesticide Analytical Manual Vol I TABLE 302-a Table 302-a: Recovery Through 302 (E1-E3+DG1-DG19) Chemical Recovery Notes fosthiazate fuberidazole May break down in solution. Temp program separated from interference in tomato furilazole n detector required Gardona tachyon heptachlor epoxide heptenophos hexachlorobenzene Cccccc hexazinone P(57-76%) n detector required; high temperature column may be needed. Wide bore column recommended imazamethabenz methyl ester n detector required, though halogen-selective detector may respond IN-A3928 S(23-39%) IN-B2838 P(7584%) IN-T3935 IN-T393 S(29-34%) IN-T3937 n detector required dione iprodione metabolite isomer isazofos isocarbamid isofenphos oxygen analog Ccccccccc detector req isoprothiolane S(44-67%) GLC poor; requires wide bore column; com- pound may degrade soxaflutole Crop interference may have prevented measure- ment of recovery Transmittal No 2000-1(10/1999) Form FDA 2905a(6/92) TABLE 302-a-9TABLE 302-a—9 Pesticide Analytical Manual Vol. I TABLE 302-a Chemical Recovery1 Notes2 Table 302-a: Recovery Through 302 (E1-E3 + DG1-DG19) Transmittal No. 2000-1 (10/1999) Form FDA 2905a (6/92) fosthiazate C fuberidazole C May break down in solution. Temp program separated from interference in tomato. furilazole C G-27550 C N detector required. Gardona C heptachlor C heptachlor epoxide C heptenophos C hexachlorobenzene C hexaconazole C hexazinone P (57-76%) N detector required; high temperature column may be needed. imazalil C Wide bore column recommended. imazamethabenz methyl ester C N detector required, though halogen-selective detector may respond. IN-A3928 S (23-39%) IN-B2838 P (75-84%) IN-T3935 S (20%) IN-T3936 S (29-34%) IN-T3937 S (25%) N detector required. iprobenfos C iprodione C iprodione metabolite isomer C isazofos C isocarbamid C isofenphos C isofenphos oxygen analog C isopropalin C N detector required. isoprothiolane C isoproturon S (44-67%) GLC poor; requires wide bore column; com￾pound may degrade. isoxaben C N detector required. isoxaflutole NR Crop interference may have prevented measure￾ment of recovery