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PAPEL FILTRO CUANTITATIVO No. 41. 9 CMS. PK 100 DOCECIL SULFATO DE SODIO BIOTECNOLOGICO (P BIOLOGIA MOLECULAR) Para la determinación de nitrito MY.5165 125 Para la determinación de nitrito de rango bajo mediante el método de diazotación NitriVer® 3: Cumple con la EPA Método Hach 8507 FERROSO SULFATO ANHIDRO POLVO REACTIVO (SULFATO DE HIERRO II) Ligeramente más retentivo y más absorbente que el grado 1 pero con un tiempo de filtración un poco más lento que el grado 1 En adición a las aplicaciones generales de filtración Este grado es apto para el control de contaminantes específicos y análisis de suelos

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