Extracto de levadura, 250 g
REF 2363.1
€ 59,28
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Extracto de levadura, 250 g
Información del producto
Número CAS: 150-25-4
fórmulas químicas: C6H13NO4
Código hs: 21069092
Marca: Carl Roth
Yeast extract, powdered, for bacteriology, Density (D) 1,22 g/cm³, Boiling point (bp) 105 °C, Storage temp. +15 to +25 °C, CAS No. [8013-01-2], EG-Nr. 232-387-9
Yeast Extract powdered, for bacteriology
Water-soluble. Produced through aqueous extraction of autolysed brewer’s yeast. High content of vitamins. Ideal, therefore, in many standard nutrient media, e.g. LB-medium as for vitamins, carbohydrates, and amino acids.
| Total nitrogen | ≥8 % |
| Amino nitrogen | 4.8-6.3 % |
| Ratio AN/TN | 41-60 |
| Loss on drying | ≤6 % |
| Ash | ≤18 % |
| pH (5 % in H2O) | 6.4-7.4 |
| Solubility (5 % in H2O) | clear |
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