HI70430 DPD reagents for PCA series for chlorine measurement
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This product has multiple variants. The options may be chosen on the product page
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เครื่องควบคุมค่าความนำไฟฟ้า 
เครื่องวัดปริมาณไนไตรท์ ช่วงสูง ในตัวอย่างน้ำ รุ่น HI708 
BL983318-1 TDS Mini Controller 0.0 to 10.00 g/L (ppt) - 230V 
