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Verzending 24–48 u • Levering in de hele EU • Veilige chemieverpakking
Carmin (CI 75470), 25 g
Référence 6859.2
€ 132,31
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Carmin (CI 75470), 25 g
Détails du produit
Phrases P: P280 P303+P361+P353 P305+P351+P338 P310
Phrases H: H314
Numero CAS: 124-20-9
Formules chimiques: C7H19N3
Classe de danger: 8 II
Code SH: 32030090
Marque: Carl Roth
Carmine (C.I. 75470), for microscopy, Molar mass (M) 492,38 g/mol, Density (D) 1,355 to 1,382 g/cm³, CAS No. [1390-65-4], EG-Nr. 215-724-4, Empirical formula C22H20O13
Carmine (C.I. 75470) for microscopy
Water-insoluble natural dye, obtained from dried female scale insects (Cochenille). Main ingredient is carminic acid. For use as a dye in microscopy it is applied in conjunction with a mordant, usually based on aluminium, producing a well-staining calcium aluminium lake of carminic acid.
| Suitability for microscopy | complies |
| Absorption max. (in H2O) | 525-535 nm |
| Loss on drying | ≤20.0 % |
| Dye content | 50.0-55.0 % |
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