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Environmental Chemistry Methods (ECM) Index - H

Analyte(s) by Pesticide ECM MRID Matrix Method Date
Halauxifen-methyl & Degradates 48557785 Soil 8/27/12
Halauxifen-methyl & Degradates 48557787 Water 12/23/11
Halauxifen-methyl & Degradate Halauxifen Acid 49702101 Soil 8/26/15
Halofenozide 44352702 Soil 4/9/97
Halosulfuron-methyl 42976305 Water 9/1/93
Halosulfuron-methyl 42661413 Soil 7/10/92
Halosulfuron-methyl & Degradates 49798402 Soil and Sediment 12/7/15
Halosulfuron-methyl & Degradates 49798401 Water 12/1/15
Hexazinone & Degradates 42379201 Soil 10/3/91
Hexazinone & Degradates 45132802 Soil 4/23/99
Hexazinone & Degradates 45132803 Water 4/23/99
Hydramethylnon 43345201 Soil 3/15/94
Hydramethylnon & Degradates 50862503 Soil 5/30/19
Hydramethylnon & Degradates 50862501 Groundwater and Surface water 3/25/19
Hydrogen Cyanamide 44804701 Water 8/31/98

DISCLAIMER

EPA makes no claim of validity by posting these methods, but recognizes that the methods may be of some utility to state, tribal, and local authorities. In addition, not all methods listed are independently validated.

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