Buffer solution (potassium hydrogen phthalate

Code: 1.99001.0001

Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®; find Supelco-109406 MSDS, related peer-reviewed ...

per PK 30
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For calibration of pH meters. Practical 30 ml sachets - one use per sachet - no risk of contamination Solutions are always fresh and ready to use Traceable to SRM from NIST and PTB Reference temperature: +25 °C Precision: Deviation is max. ±0,015 pH units pH value is measured with a combined glass electrode after 5-point calibration according to DIN 19268 with reference buffer solutions according to DIN 19266, IUPAC, NIST, Ph.Eur. and USP.