General information about our pH buffers / calibration:
Available grades:
Technical Quality
The buffer solutions of HANNA instruments include solutions from pH 1.00 to pH 13.00 and allow calibration over the entire pH scale with an accuracy of ± 0.01 pH. The buffer solution series is particularly suitable for pH measurements that require high accuracy. All solutions with certificate of analysis.
Millesimal Quality
Accuracy of ± 0.002 pH for calibration of measuring instruments with 0.001 resolution. All solutions in opaque packaging with certificate of analysis.
Standard Quality
Accuracy of ± 0.01 pH in different packaging, with or without a certificate of analysis.
Available packages: Bottle: 230ml – 500ml – 1L Can: 3.78 L (gal) Individual portions – and virtually always fresh & no contamination risk Shelf life up to 5 years
เครื่องวัดปริมาณแอมโมเนีย ในน้ำ รุ่น HI715
H3895 CTK Agriculture, Basic
HI700661P - RfE - Landwirtschaft - 25x20ml
PCA 320 Online pH / Chlorine / °C - Analyzer / Controller
HI775 Checker HC ® - Alkalinity in fresh water (dKH)
BL981411-1 pH Mini Controller (Res 0.1pH) - 220V
Calibration Standard HI 771 Checker HC ®
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