Table 5.

The average and standard deviation of matrix effect on 56 pesticides in rice.

No.	Compound	Average matrix effect (%)	STDEV a (%)
1	Propoxure 1	77.76	9.8
2	Dichlorvous	86.34	2.6
3	Captan	82.29	0.2
4	Carbaryl	97.66	9.9
5	Propoxure 2	80.05	7.1
6	Diphenyl amine	83.81	7.3
7	Alpha HCH	71.67	0.6
8	Dimethoate	94.42	4.2
9	Gamma HCH	63.34	0.3
10	Beta HCH	63.2	1.3
11	Diazinon	50.65	1.7
12	Etrimfos	68.05	2.3
13	Chlortalonil	76.21	5.1
14	Pirimicarb	79.64	5.4
15	Chlorpyrifos methyl	75.05	6.7
16	Metalaxyl	77.52	14.6
17	Heptachlor	106.03	1.4
18	Alderin	78.09	1.7
19	Fentirothion	80.58	2.1
20	Pirimiphos methyl	74.88	2.8
21	Malathion	93.05	1.7
22	Fenthion	87.62	1.8
23	Chlorpyrifos	83.69	13.9
24	Bioalthrin	87.65	10.7
25	Fipronil	84.47	11.6
26	Heptachlor-exo-epoxide	75.19	12
27	Tridimenol 1	76.64	12.9
28	Heptachlor-endo-epoxide	74.17	13.3
29	Tridimenol 2	82.26	10.6
30	Fenamiphos	136.18	1.5
31	Alpha-Endosulfan	92.51	4.7
32	Oxadiazon	83.31	0.4
33	4,4 DDE	65.85	6.6
34	Dieldrin	80.87	1.1
35	Iprodione	141.57	0.4
36	Beta-Endosulfan	92.12	1.6
37	Ethion	85.62	5.8
38	2,4 DDT	80.68	4.7
39	Propiconazole 1	100.08	0.7
40	Edifenphos	95.98	9.1
41	Propiconazole 2	102.56	5.3
42	4,4 DDT	96.64	5
43	Propargite	96.05	1.2
44	Teboconazole	95.01	8.8
45	Piperonyl botuxide	104.17	0.7
46	Bromopropylate	105.85	10.4
47	Fenpropathrin	112.9	2.3
48	Tetradifon	100.91	5
49	Phosalone	107.8	2.6
50	Lambda cyhalothrin	109.93	9.3
51	Permethrin 1	103.07	3.1
52	Permethrin 2	98.84	0.7
53	Fenvalerate 1	99.34	0.6
54	Fenvalerate 2	136.89	3.3
55	Deltamethrin	79.19	0.5
56	Hexaconazole	108.18	9

^aSTDEV: Standard deviation.