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
HI93707-01 Nitrite LR - Reagents - 100 Tests
BL982411-1 ORP Mini Controller upto 1000mV - 230V
HI5006 - 6.00 pH@25°C - TQ - 500ml
Reagents for Freshwater Alkalinity HI 775 Checker HC ®, 25 Tests
เครื่องวัดปริมาณคลอรีนรวม รุ่น HI711
HI721 Checker HC ® - Iron
HI93703-0 AMCO-AEPA-1 Calibration Solution at 0 FTU, 30 ml
BL10 Black Stone Dosing Pump 10.8 lph 3 bar
HI7034L - EC 80000 µS/cm@25°C - 500ml
HI3873 CTK Nitrite
HI2008 - ORP Electrode for PCA
BL983317-1 EC Mini Controller upto 10.00 mS/cm, 230V
HI93757-01 Ozone - Reagents - 100 Tests
เครื่องวัดสีในน้ำตัวอย่าง HI727 

