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Tetrahydrofuran (unstab.) ULC/MS - Suitable GPC analysis 1
- Product : Tetrahydrofuran (unstab.) ULC/MS - Suitable GPC analysis 1 L
- Synonym : TFA
- Article no : 0020224101BS
- Lot# : 0010007827
- Grade: ULC/MS - Suitable for GPC analysis
| Test | Specification | Result |
|---|---|---|
| Clear colorless liquid | Complying | Complying |
| Color ( APHA Pt – Co ) | < = 10 | 5 |
| Assay ( T dry ) | 99.95 – 100.10 % w / w | 100.00 % w / w |
| Water ( KF ) | < = 0.02 % w / w | 0.01 % w / w |
| UHPLC / MS ESI / APCI + ( 0.1 % as Reserpine ) | < = 20 ppb | < 10 ppb |
| Grad . elution H.Peak at 254nm | < = 0.002 AU | < 0.001 AU |
| Grad . elution drift at 254nm | < = 0.010 AU | 0.004 AU |
| UV Trans . 260nm | > = 10 % | 17% |
| UV Trans . 270nm | > = 79 % | 87% |
| UV Trans . 280nm | > = 93 % | 97% |
| UV Trans . 300nm | > = 95 % | 98% |
| UV Trans . 320nm | > = 96 % | 98% |
| Fluorescence 254nm ( 25 % as Quinine ) | < = 1 ppb | < 1 ppb |
| Fluorescence 365nm ( 25 % as Quinine ) | < = 1 ppb | < 1 ppb |
| Aluminum ( Al ) | < = 0.05 ppm | < 0.05 ppm |
| Calcium ( Ca ) | < = 0.2 ppm | < 0.2 ppm |
| Iron ( Fe ) | < = 0.3 ppm | 0.3 ppm |
| Potassium ( K ) | < = 0.1 ppm | 0.1 ppm |
| Magnesium ( Mg ) | < = 0.05 ppm | 0.05 ppm |
| Sodium ( Na ) | < = 0.5 ppm | 0.5 ppm |
| Residue after evaporation | < = 0.001 % w / w | < 0.001 % w / w |