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
HI10530 Digital pH-Electrode, Conical Tip, Glass, Refillable (edge)
HI706 Checker HC ® - Phosphorous, HR
HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof
HI7033L - EC 84 µS/cm@25°C - 500ml
HI96802 Fructose - Digital Refractometer Portable
HI2003 - edge® Dedicated Conductivity/TDS/Salinity Meter
HI70010P - 10.01 pH@25°C - SQ - 25x20ml
เครื่องวัดสีในน้ำตัวอย่าง HI727 

