This line of buffers with millesimal accuracy (±0.002 pH), HI 60xx, has been prepared to meet the increasing need for assured accuracy in pH measurements. Each bottle of the series HI 60xx is provided with a certificate of analysis, prepared by comparison with NIST standards.
The colors on the HI 60xx series packaging correspond to a given standard pH value. They make it easy and safe to identify the buffers to be used.
BL983321-1 TDS Mini Controller 0.00 to 19.99 mg/L (ppm) - 230V
HI764 Checker HC ® - Nitrite, ULR
HI727 Checker HC ® - Color of Water
เครื่องวัดปริมาณแอมโมเนีย ในน้ำ รุ่น HI715
HI3811 CTK Alkalinity
เครื่องวัดปริมาณแอมโมเนีย ช่วงต่ำ รุ่น HI700
HI771 Checker HC ® - Chlorine, Ultra-High Range
HI713 Checker HC ® - Phosphate, LR
HI700 Checker HC ® - Ammonia, LR
HI98121 COMBO pH/ORP/°C-Tester, waterproof 



