English
The buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate) is gravimetrically prepared using high-quality salts in high-purity water. It is quality controlled and qualified in an ISO/IEC 17025 accredited calibration lab.
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Physicochemical Information
Boiling point 109 °C (1013 hPa)
Density 1.01 g/cm3 (20 °C)
Melting Point -5 °C
pH value 7.0 (H₂O, 20 °C)
The buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate) is gravimetrically prepared using high-quality salts in high-purity water. It is quality controlled and qualified in an ISO/IEC 17025 accredited calibration lab.
