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Tétraborate de sodium anhydre, 99,5 % (pureté du métal), Thermo Scientific Chemicals
Description
Sodium tetraborate is used as a co-catalyst for (2,2,6,6-tetramethylpiperidin-1-yl)oxyl and sodium hypochlorite oxidation of alcohols in greener and non-chlorinated solvents. It acts as a reagent for the decomposition of oxides and silicates by fusion. It is used to prepare buffers, which is used in gel electrophoresis of DNA. It acts as a source of borate, micronutrient fertilizer, preservative in taxidermy, additive in ceramic slips and glazes. It is also used as a precursor for sodium perborate monohydrate and boric acid. It finds application as fluoride detoxification, neutron absorber in nuclear reactors and to make indelible ink for dip pens.
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
| Point d’ébullition | 1575°C (decomposition) |
| Nom chimique ou matériau | Sodium tetraborate, anhydrous |
| Point de fusion | 741°C |
| Couleur | Vert |
| Forme physique | Granulaire |
| Quantité | 1 kg |
| Plage de pourcentage du dosage | 99.5% (metals basis) |
| Informations sur la solubilité | Slowly soluble in waterSoluble in water and glycerol. Slightly soluble in ethanol. Insoluble in acids. |
| Poids de la formule | 201.22 |
| Odeur | Odorless |
| Afficher plus |
Sécurité et traitement
- Sodium tetraborate, anhydrous
- Dangers
- Toxicité pour la reproduction Catégorie 1B
- H360FD-Peut nuire à la fertilité. Peut nuire au foetus.
- P201-Se procurer les instructions avant utilisation.
- P280-Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/ du visage.
- P308+P313-EN CAS d'exposition prouvée ou suspectée: consulter un médecin.
- MIXTURE LIST-Contient: Borates, tetra, sodium salts, anhydrous
RUO – Research Use Only
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