Category:
Reagent
CAS NO:
75-09-2
Standard:
In-house Standards,

Detailed Product Description
High purity solvent,
Low residue Low water,
Low UV-absorbance,
Assuring optimum sensitivity,
Long term stability
Pesticide Analysis Grade Dichloromethane
CAS.No: 75-09-2
Molecular formula: CH2Cl2
|
Test Items |
Specification |
Testing Result |
|
|
Assay CH2Cl2 (by GC) , ω / % |
99.8min |
99.98 |
|
|
Density(20℃) , ρ / (g/mL) |
1.320~1.330 |
1.326 |
|
|
Residue on evaporation , ω / % |
0.0005 max |
0.0001 |
|
|
Water(by K-F) , ω / % |
0.02 max |
0.008 |
|
|
Titrable Acid(H+) , (mmol/g) |
0.0003max |
0.0001 |
|
|
UV Absorbance (1cm cell vs. water) |
at 235 nm |
1.00 max |
0.348 |
|
at 240 nm |
0.20 max |
0.126 |
|
|
at 250 nm |
0.05 max |
0.032 |
|
|
at 260 nm |
0.02 max |
0.019 |
|
|
at 340 nm |
0.01 max |
0.008 |
|
|
Pesticide detection (GC): peak / (ng/L) |
10max |
pass test |
|