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Caféine, 99,7 %, Thermo Scientific Chemicals
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Quantité:
25 g
100 g
500 g
Description
It acts as a stimulant drug and a reversible acetylcholinesterase inhibitor. It plays an important role for the inactivation of Escherichia coli O 157:H 7 in brain heart infusion (BHI) broth. It is also useful for the protection from photodamage after ultraviolet irradiation.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Spécification
Spécification
| Nom chimique ou matériau | Caffeine |
| Point de fusion | 234°C to 236°C |
| Densité | 1.23 g/mL |
| Point d’ébullition | 178°C (sublimation) |
| Plage de pourcentage du dosage | 99.7% |
| Quantité | 25 g |
| Beilstein | 17705 |
| Informations sur la solubilité | Soluble in water,pyridine and ethyl acetate. Partially soluble in acetone,alcohol and petroleum ether. |
| Poids de la formule | 194.19 |
| Forme physique | Poudre |
Sécurité et traitement
Mention d'avertissement
- Attention
- Toxicité aiguë Catégorie 4
- H302-Nocif en cas d'ingestion.
- P264-Se laver soigneusement après manipulation.
- P301+P330+P331-EN CAS D'INGESTION: rincer la bouche. NE PAS faire vomir.
- P312-Appeler un CENTRE ANTIPOISON/un médecin/en cas de malaise.
RUO – Research Use Only
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