Laboratory chemicals and products-Clinical chemistry and hematology products-Fine & industrial chemicals

Certificate of Analysis

Product No 9821
Acetonitrile
BAKER ANALYZED LC-MS Reagent
Lot No2202705855
Release Date01-Feb-2022





Test Specification Actual value
Assay (by GC)min. 99.9 %100.0 %
Residue after Evaporationmax. 1 ppm< 1 ppm
Water (H2O)max. 0.01 %0.001 %
LC-Gradient-Diode Array Detection (AU), test solution is modified with 0.1% (v/v) formic acid:
at 220 nmmax. 0.002 < 0.002
at 254 nmmax. 0.001 < 0.001
LC-MS Gradient Suitability Test (TIC, 100 to 2000 m/z), test solution is modified with 0.1% (v/v) formic acid:
Positive ESI-MS Sensitive Impurities (as Reserpine)max. 50 ng/ml< 50 ng/ml
Trace Impurities (in ppb)
Aluminium (Al)max. 50 < 50
Calcium (Ca)max. 50 < 50
Iron (Fe)max. 50 < 50
Magnesium (Mg)max. 50 < 50
Potassium (K)max. 50 < 50
Sodium (Na)max. 50 < 50
Ultraviolet Absorbance (1.00-cm path vs water):
at 200 nmmax. 0.05 0.01
at 220 nmmax. 0.01 < 0.01
at 254 nmmax. 0.01 < 0.01

Product Information (not specifications):
Density (g/ml) at 20�C 0.78
Refractive Index n20/D 1.344

Element concentrations are at time of lot release.

Use Before Date: 2025-01