HI38017 / HANNA ชุดทดสอบคลอรีน Free and Total Chlorine Test Kit
HI38017 / HANNA ชุดทดสอบคลอรีน Free and Total Chlorine Test Kit The HI38017 is a chemical test kit that determines the free and total chlorine concentration in two ranges: 0 to 0.7 mg/L and 0 to 3.5 mg/L.