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CAS NO:
109-99-9
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Basic Info
CAS Number
109-99-9
Pharmacopoeia
In-house Standards
Grade
HPLC Grade
Is Manufacturer
No
Samples Provided
NO
Product Description
Detailed Product Description
High purity solvent,
Low residue Low water,
Low UV-absorbance,
Assuring optimum sensitivity,
Long term stability
HPLC Tetrahydrofuran Specification
CAS.No: 109-99-9
Molecular formula: C4H8O
Molecular weight: . 72.10.
|
Test Items |
Specification |
Testing Result |
|
|
Assay C4H8O (by GC) , ω / % |
99.9min |
99.99 |
|
|
Density(20℃) , ρ / (g/mL) |
0.886~0.892 |
0.889 |
|
|
Residue on evaporation , ω / % |
0.0005 max |
<0.0001 |
|
|
Water(by K-F) , ω / % |
0.02 max |
0.006 |
|
|
UV Absorbance (1cm cell vs. water) |
at 212nm |
1.00 max |
0.482 |
|
at 250 nm |
0.20 max |
0.190 |
|
|
at 300 nm |
0.02 max |
0.009 |
|
|
at 350 nm |
0.01 max |
0 |
|
|
at 400 nm |
0.01 max |
0 |
|
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