| Alfa– HCH | Dr. Ehrenstorfer, Augsburgo, Alemania | DRE-C14071000 | H301, H351, H400, H410, H312 |
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| Beta– HCH | Fluka, Sigma-Aldrich, St. Louis, EE. UU. | 33376-100MG | H301, H312, H351, H410 |
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| Lindane Fluka, Sigma-Aldrich, St. Louis, EE. UU. | 45548-250MG | H301, H312, H332, H362, H410 |
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| Endosufan I | Supleco, Sigma-Aldrich Bellefonte, PA, EE. UU | . 48576-25MG | H301, H410 |
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| Endosulfán II | Supleco, Sigma-Aldrich, Bellefonte, PA, EE. UU | . 48578-25MG | H301, H410 |
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| 2,4'– DDD | Fluka, Sigma-Aldrich, St. Louis, Estados Unidos | 35485-250MG | H351 |
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| 4,4' – DDD | Dr. Ehrenstorfer, Augsburgo, Alemania | DRE-C12031000 | H301, H351, H400, H410, H312 |
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| 2,4' – DDE | Dr. Ehrenstorfer, Augsburgo, Alemania | DRE-C12040000 | H351, H400, H410, H302 |
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| 4,4'-DDE | Fluka , Sigma-Aldrich, St. Louis, USA | 35487-250MG | H302, H351, H410 |
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| 2,4' – DDT | Dr. Ehrenstorfer, Augsburgo, Alemania | DRE-C12081000 | H301, H311, H330, H351, H400, H410 |
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| 4,4' – Instituto | Nacional de Normas y Tecnología del DDT, Gaithersburg, EE. UU. | RM8469-4,4'-DDT | H301, H311, H351, H372, H410 |
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| n-Hexano | VWR International GmbH, Graumanngasse, Viena, Austria | 83992.320 | H225, H315, H336, H373, H304, H411 |
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| Acetona para HPLC | J.T.Baker, Avantor performance Materials B.V., Teugseweg, Países Bajos | 8142 | H225, H319, H 336 |
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| FL-PR Florisil 1000mg/6mL | Phenomenex, Torrance, CA, USA | 8B-S013-JCH | |
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| Arena de cuarzo sin grasa 0.3-0.9 mm | Buchi, Flawil, Suiza | 37689 | |
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| Cromatógrafo de gases Hawlett Packard HP Serie 6890 cromatógrafo de gases con muestreador multipropósito de GERSTEL MPS 2XL con detector ECD y FID | Agilent technologies, Santa Clara EE. UU. | | |
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| Extractor de fluido a presión, Speed Extractor E-916 | Buchi, Flawil, Suiza | | |
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| Extractor de fase sólida | Supleco, Sigma-Aldrich Bellefonte, PA, EE. UU | | |
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| Concentrador miVac DUO | Genevac SP Scientific, Suffolk Reino Unido | | |
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| Columna capilar GC Zebron ZB-XLB (30 x 0,25 x 0,25) | Phenomenex, Torrance, CA, EE. UU | . 122-1232 | |
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| ATR Espectrómetro FT-IR, espectro dos | Perkin Elmer | | |
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