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SOLUCION DE CALIBRACION PH 6.86 " 25 °C, FRASCO 230 ML WHIRL PAK 0 mg L Cl MY.8100 4000 0 mg L Cl 2 00 mg L (ppm) de nitrógeno amoniacal HI7006M es una solución de calibración de pH 6 Los tampones de calibración de Hanna tienen el número de lote y la fecha de vencimiento claramente marcados en la etiqueta y son herméticos con un sello a prueba de manipulaciones para garantizar la calidad de la solución
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