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.
HI700 Checker HC ® - Ammonia, LR
HI3190T -Redox Electrode Industry
เครื่องวัดปริมาณแอมโมเนีย ช่วงสูง รุ่น HI733
CTK Härte Gesamt
HI4013-03 ISE 1000 mg/L (ppm) Nitrate Std , 500 ml Bottle
เครื่องวัดค่าเหล็ก รุ่น HI721 

