Test kit contains aflæsningsbeholder with printed color codes, quickly soluble tablets to respectively. Ph phenol red past, the laws active oxygen dpd4 , overall in practical cover. Easy past, the laws foreseeable brugerguide is included. Fill aflæsningsbeholderen with water up to selection past, the laws add respectively. Phenol red past, the laws dpd4 tablet in each their associated chamber See marking on packing and container. Note to tablets bowl placed in dè minimum chambers without color. Shake container while tablets dissolve In 20-30 seconds. Compare water samples color with it printed gamut. Select it of dè tones, there match water color best past, the laws readings water ph value past, the laws contents of chlorine explored it printed color. Brand: Swim & Fun Shipping Cost: 73,50 kr.