meets purity specifications of USP (identity)
2.07 (vs air)
meets analytical specification of Ph. Eur., BP, USP, FCC
16 %, 92 °F
4 %, 59 °F
mass spectrometry (MS): suitable
K2Cr2O7 red. substances, complies
residual solvents, complies
≤0.0002% heavy metals (as Pb)
≤0.005% non-volatile matter
≤0.01% KMnO4 red. matter (as HCOOH)
n20/D 1.371 (lit.)
2.5 (20 °C, 50 g/L)
117-118 °C (lit.)
16.2 °C (lit.)
freezing point ≥15.6 °C
1.049 g/mL at 25 °C (lit.)
chloride (Cl-): ≤2 mg/kg
sulfate (SO42-): ≤5 mg/kg
Al: ≤0.5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
Pb: ≤0.5 mg/kg
Zn: ≤5 mg/kg
corresponds for appearance
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