Danh sách hóa chất cung cấp

Ultraviolet Absorbance (1.00-cm cell v ≤ 0.005

Ultraviolet Absorbance (1.00-cm cell vs. ≤ 0.01

Ultraviolet Absorbance (1.00-cm cell v ≤ 0.05

Ultraviolet Absorbance (1.00-cm cell v ≤ 190

Gradient Elution Test (a.u.) - 254 nm ≤ 0.0005

Gradient Elution Test (a.u.) - 210 nm ≤ 0.002

Density (g/mL) at 25°C 0.775 - 0.780

Fluorescence Trace Impurities, measured ≤ 0.3 ppb

Fluorescence Trace Impurities, measured ≤ 1.0 ppb

Assay (CH₃CN) (by GC) ≥ 99.9 %

Appearance Passes test Color (APHA) ≤ 10

Fluorescence Trace Impurities, measured ≤ 0.5 ppb

Residue after Evaporation ≤ 1.0 ppm

Titrable Acid (•eq/g) ≤ 0.8

Titrable Base (•eq/g) ≤ 0.6 Water (by KF, coulometric) ≤ 100 ppm Carbonyl Compounds (as Acetone) ≤ 25.0 ppb