Year	Chemical	Rank	Pounds	Num_Apps	Acres
2021	SULFUR	1	40158469	120534	4732431
2021	MINERAL OIL	2	37089143	151244	4822049
2021	1,3-DICHLOROPROPENE	3	11086414	2807	61509
2021	POTASSIUM N-METHYLDITHIOCARBAMATE	4	8513080	2042	44736
2021	CHLOROPICRIN	5	8506588	2205	45991
2021	GLYPHOSATE, POTASSIUM SALT	6	5609918	80825	2783021
2021	GLYPHOSATE, ISOPROPYLAMINE SALT	7	4704007	72656	1916133
2021	CALCIUM HYDROXIDE	8	4331909	9202	206339
2021	METAM-SODIUM	9	3593891	499	17697
2021	SULFURYL FLUORIDE	10	3065098	47	42
2021	KAOLIN	11	2616436	2805	71882
2021	PENDIMETHALIN	12	2437026	30922	1114304
2021	METHYLATED SOYBEAN OIL*	13	2355756	128475	4171030
2021	COPPER HYDROXIDE	14	2044752	31739	997734
2021	PROPANIL	15	1968013	5809	413305
2021	GLUFOSINATE-AMMONIUM	16	1952176	68909	1920076
2021	ALPHA-(PARA-NONYLPHENYL)-OMEGA-HYDROXYPOLY(OXYETHYLENE)*	17	1818978	209253	8296943
2021	LIME-SULFUR	18	1679134	2976	103118
2021	METHYL BROMIDE	19	1603060	381	5785
2021	COPPER SULFATE (PENTAHYDRATE)	20	1381787	3052	181854
2021	SODIUM HYPOCHLORITE	21	1335028	111	2502
2021	COPPER ETHANOLAMINE COMPLEXES, MIXED	22	1329086	56	6542
2021	POTASSIUM PHOSPHITE	23	1259728	21829	418409
2021	MANCOZEB	24	1043342	28192	555543
2021	AMMONIUM SULFATE	25	1015194	70360	2423024
2021	CHLOROTHALONIL	26	913164	14323	406933
2021	COPPER SULFATE (BASIC)	27	883919	8821	224825
2021	OXYFLUORFEN	28	869732	62998	2028785
2021	BORIC ACID	29	725765	62	867
2021	LECITHIN*	30	710402	81839	2617080
2021	DIATOMACEOUS EARTH	31	695186	4909	42287
2021	OLEIC ACID, METHYL ESTER*	32	689657	15720	674247
2021	DISODIUM OCTABORATE TETRAHYDRATE	33	615180	44	4717
2021	METHOXYFENOZIDE	34	571255	36859	1951177
2021	HYDROGEN PEROXIDE	35	564514	14275	189893
2021	BURKHOLDERIA SP STRAIN A396 CELLS AND FERMENTATION MEDIA	36	527545	7899	88667
2021	ALPHA-UNDECYL-OMEGA-HYDROXYPOLY(OXYETHYLENE)*	37	488514	73643	2434053
2021	ZIRAM	38	487948	4855	88762
2021	HYDROGEN CYANAMIDE	39	478503	1107	33510
2021	VEGETABLE OIL*	40	449080	3657	322826
2021	PARAQUAT DICHLORIDE	41	426104	7719	399445
2021	BIFENTHRIN	42	425966	33547	1450253
2021	SODIUM BROMIDE	43	417695	0	194
2021	FATTY ACIDS, METHYL ESTERS	44	413156	8463	358639
2021	THIOBENCARB	45	394055	1377	116407
2021	4-NONYLPHENOL, FORMALDEHYDE RESIN, PROPOXYLATED*	46	376647	36697	1130188
2021	FATTY ACIDS, C16-C18 AND C18-UNSATURATED, METHYL ESTERS*	47	359969	31742	933661
2021	BENSULIDE	48	340608	9736	93386
2021	CAPTAN	49	332842	5844	190677
2021	IMIDACLOPRID	50	330638	48480	1070291
2021	2,4-D, DIMETHYLAMINE SALT	51	330382	7114	268137
2021	ETHEPHON	52	317821	8984	381836
2021	BIFENAZATE	53	315776	12255	495356
2021	COPPER OXYCHLORIDE	54	310974	9132	271077
2021	TRIFLURALIN	55	304787	6685	261165
2021	SULFUR DIOXIDE	56	295852	175	129
2021	S-METOLACHLOR	57	291451	4547	192514
2021	PEROXYACETIC ACID	58	289683	13388	189103
2021	CRYOLITE	59	288310	1343	34714
2021	OLEIC ACID, ETHYL ESTER*	60	284148	27653	577747
2021	CAPRYLIC ACID	61	271317	2916	41044
2021	SODIUM CARBONATE PEROXYHYDRATE	62	266624	207	12227
2021	CASTOR OIL ETHOXYLATE*	63	255260	7655	243917
2021	AZOXYSTROBIN	64	252486	31578	1266941
2021	PETROLEUM OIL, UNCLASSIFIED	65	252249	439	18310
2021	SODIUM CHLORITE	66	251911	143	8328
2021	MALATHION	67	247106	8612	157033
2021	METHYLATED FATTY ACIDS FROM CANOLA OIL*	68	245001	3964	156757
2021	BORAX	69	241002	469	17410
2021	METHOMYL	70	235742	22687	368623
2021	DIETHYLENE GLYCOL*	71	231261	26508	1375352
2021	COPPER OXIDE (OUS)	72	220425	4290	82059
2021	BACILLUS AMYLOLIQUEFACIENS STRAIN D747	73	220056	5983	54626
2021	DIMETHYLPOLYSILOXANE*	74	205880	134989	4899422
2021	PERMETHRIN	75	203283	36107	504184
2021	SODIUM CHLORATE	76	199114	355	22381
2021	CHLORANTRANILIPROLE	77	198752	47880	2323295
2021	NALED	78	194516	4044	136832
2021	BUPROFEZIN	79	194087	5047	207259
2021	CHLORTHAL-DIMETHYL	80	193533	6193	47207
2021	CAPRIC ACID	81	192755	2914	41017
2021	POTASSIUM BICARBONATE	82	192488	5403	72168
2021	PHOSPHORIC ACID	83	192143	58455	1900125
2021	CITRIC ACID	84	191635	62948	2185354
2021	GLYPHOSATE, DIMETHYLAMINE SALT	85	190622	1630	53811
2021	ALPHA-PINENE BETA-PINENE COPOLYMER*	86	189361	25546	669646
2021	TRICLOPYR, TRIETHYLAMINE SALT	87	185789	4189	294920
2021	UREA DIHYDROGEN SULFATE	88	185288	11645	469740
2021	PROPIONIC ACID	89	184964	37986	1091157
2021	CHLORINE	90	180763	0	None
2021	CORN STEEP LIQUOR*	91	175174	1200	45126
2021	CLETHODIM	92	174040	25980	1062714
2021	LAMBDA-CYHALOTHRIN	93	173094	70450	2473490
2021	POTASH SOAP	94	169318	8699	34820
2021	TALL OIL FATTY ACIDS*	95	168605	47630	1773987
2021	EMULSIFIABLE METHYLATED VEGETABLE OIL*	96	168160	18885	333952
2021	ALPHA-(PARA-NONYLPHENYL)-OMEGA-HYDROXYPOLY(OXYETHYLENE), PHOSPHATE ESTER*	97	163697	29481	1030472
2021	PROPYLENE OXIDE	98	163231	0	None
2021	FATTY ACIDS, MIXED*	99	163055	41048	1807121
2021	ALKYL(42\%C12, 26\%C18, 15\%C14, 8\%C16, 5\%C10, 4\%C8)1,3-PROPYLENEDIAMINE	100	161578	0	3