Tetrahydrofuran 28551296 Prolabo - VWR - Có sẵn- Giá cực tốt
Thương hiệu: Prolabo - Pháp
|
Mã SP: 22711.290
480,000₫
Mô tả tính năng nổi bật
Tetrahydrofuran ≥99.5% stabilised, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Code: 28551296 Prolabo - VWR - Có sẵn- Giá cực tốt.
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| Formule: C₄H₈O Poids moléculaire: 72,11 g/mol Point d'ébullition: 66 °C (1013 hPa) Point de fusion: –108,5 °C Densité: 0,888 g/cm³ (20 °C) Point éclair: –21,5 °C Température de stockage: Température ambiante | Numéro MDL: MFCD00005356 Numéro CAS: 109-99-9 EINECS: 203-726-8 UN: 2056 ADR: 3,II Reach: 05-2114615188-48 Indice Merck: 12,09351 |
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Résultats des tests de spécification
| Assay (on anhydrous substance) | Min. 99.5 % |
| IR Spectrum | Passes test |
| Acidity | Max. 0.001 meq/g |
| Boiling point | 65 - 66.5 °C |
| Colouration | Max. 20 APHA |
| Density (20/4) | 0.885 - 0.888 |
| Density (20/20) | 0.886 - 0.890 |
| n 20/D | 1.406 - 1.408 |
| Evaporation residue | Max. 0.03 % |
| Peroxides (as H2O2) | Max. 0.015 % |
| Water | Max. 0.05 % |
| Al (Aluminium) | Max. 0.5 ppm |
| B (Boron) | Max. 0.03 ppm |
| Ba (Barium) | Max. 0.1 ppm |
| Ca (Calcium) | Max. 0.5 ppm |
| Cd (Cadmium) | Max. 0.05 ppm |
| Co (Cobalt) | Max. 0.02 ppm |
| Cr (Chromium) | Max. 0.02 ppm |
| Cu (Copper) | Max. 0.02 ppm |
| Fe (Iron) | Max. 0.1 ppm |
| Mg (Magnesium) | Max. 0.1 ppm |
| Mn (Manganese) | Max. 0.02 ppm |
| Ni (Nickel) | Max. 0.02 ppm |
| Pb (Lead) | Max. 0.1 ppm |
| Sn (Tin) | Max. 0.1 ppm |
| Zn (Zinc) | Max. 0.1 ppm |
| Conforms to ACS | Passes test |
| Conforms to Reag. Ph.Eur. | Passes test |
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