Item No.: 8059LC6200
Product Name: 200L HPLC N,N-Dimethylformamide
Test Items
|
Specification
|
Assay HCON(CH3)2 (by GC) , ω / %
|
99.9 min
|
Density (20℃) , ρ / (g/mL)
|
0.945-0.950
|
Chromaticity (APHA)
|
10 max
|
Residue on evaporation , ω / %
|
0.001 max
|
Water H2O (by K-F) , ω / %
|
0.05 max
|
Titrable Acid(H+) , b / (mmol/100g)
|
0.05 max
|
Titrable Base(OH-) , b / (mmol/100g)
|
0.05 max
|
UV Absorbance
(1cm cell vs. water)
|
at 270 nm
|
1.00 max
|
at 275 nm
|
0.30 max
|
at 295 nm
|
0.10 max
|
at 310 nm
|
0.05 max
|
at 340 nm
|
0.01 max
|
at 400 nm
|
0.01 max
|