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
BL983322-1 EC Mini Controller, 0 to 19.99 µS/cm, 230V
HI70032C - 1382 mg/l (ppm) TDS@25°C Cert. - 25x20ml
สารละลายมาตรฐานความขุ่น 20 NTU
Reinigungsmittel anionisch - Reagenzien-Kit - 100 Tests
HI705 Checker HC ® - Silica, LR
HI93703-0 AMCO-AEPA-1 Calibration Solution at 0 FTU, 30 ml
เครื่องวัดปริมาณคลอรีนอิสระ รุ่น HI701
HI721 Checker HC ® - Iron
น้ำยามาตรฐานสอบเทียบ 

