POTASSIUM HYDROGEN PHTHALATE CERTIFIED S

Code: 1019650025 D2-231

Application

Potassium hydrogen phthalate [KHP; pH(S) = 4.005 (25 °C)] is a certified secondary standard reference material used as a calibration buffer standa...


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Application

Potassium hydrogen phthalate [KHP; pH(S) = 4.005 (25 °C)] is a certified secondary standard reference material used as a calibration buffer standard for pH instruments or pH electrodes.

Features and Benefits

The product is delivered with a comprehensive, batch-specific Certificate of Analysis showing the relevant data for the

agencycomplies with DIN 19266
application(s)environmentalfood and beveragesgeneral analyticalindustrial qcpharmaceutical
bulk density900 kg/m3
density1.636 g/cm3
formatneat
gradecertified reference material
InChI keyIWZKICVEHNUQTL-UHFFFAOYSA-M
InChI1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
mp295-300 °C
pH4.0 (20 °C, 50 g/L in H2O)
potency>3200 mg/kg LD50, oral (Rat)
product lineCertipur®
Quality Level300
solubility80 g/L
storage temp.15-25°C
Cas Number877-24-7
This product has met the following criteria to qualify for the following awards:



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