C4H8O
Tetrahydrofuran (unstabilized) ULC/MS - CC/SFC
ULC/MS grade unstabilised Tetrahydrofuran from Biosolve. Its high purity and high UV-transmission ensures reproducibility and offers the best protection for your columns and detectors.
Main characteristics
| M | 72.11 |
|---|---|
| D | 0.89 |
| b.p | 66 °C |
| m.p | -108.4 °C |
- Danger : H:225-319-335- P:210-241-303+361+353-305+351+338-405-501
Product specificities
| Clear colorless liquid | Complying |
| Color (APHA Pt-Co) | <= 10 |
| Assay (GC on anhydrous basis) | >= 99.9% |
| Acidity (as Acetic acid) | <= 0.0020% |
| Alkalinity (as Ammonia) | <= 0.0005% |
| Peroxides (as H202) | <= 0.01% |
| UHPLC/MS ESI/APCI+ (as Reserpine) | <= 20ppb |
| UHPLC/MS ESI/APCI- (as Reserpine) | <= 50ppb |
| Water (KF) | <= 0.02%w/w |
| Fluorescence 254nm (as Quinine) | <= 1ppb |
| Fluorescence 365nm (as Quinine) | <= 1ppb |
| Grad. elution H.Peak at 254nm | <= 0.01AU |
| Grad. elution H.Peak at 280nm | <= 0.003AU |
| UV Trans. 215nm | >= 30% |
| UV Trans. 235nm | >= 40% |
| UV Trans. 245nm | >= 55% |
| UV Trans. 250nm | >= 65% |
| UV Trans. 265nm | >= 80% |
| UV Trans. 275nm | >= 90% |
| UV Trans. 280nm | >= 95% |
| UV Trans. 310nm | >= 99% |
| Residue after evaporation | <= 0.0001%w/w |
| Silver (Ag) | <= 50ppb |
| Aluminum (Al) | <= 20ppb |
| Barium (Ba) | <= 50ppb |
| Bismuth (Bi) | <= 50ppb |
| Calcium (Ca) | <= 50ppb |
| Cadmium (Cd) | <= 50ppb |
| Cobalt (Co) | <= 20ppb |
| Chromium (Cr) | <= 20ppb |
| Iron (Fe) | <= 20ppb |
| Potassium (K) | <= 50ppb |
| Lithium (Li) | <= 50ppb |
| Magnesium (Mg) | <= 20ppb |
| Manganese (Mn) | <= 20ppb |
| Molybdenum (Mo) | <= 50ppb |
| Sodium (Na) | <= 50ppb |
| Nickel (Ni) | <= 20ppb |
| Lead (Pb) | <= 20ppb |
| Tin (Sn) | <= 50ppb |
| Strontium (Sr) | <= 50ppb |
| Zinc (Zn) | <= 50ppb |
