Agar-Agar, qualité Noble, 250 g
Référence 3558.1
€ 198,43
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Agar-Agar, qualité Noble, 250 g
Détails du produit
Numero CAS: 7647-14-5
Formules chimiques: NaCl
Code SH: 13023100
Marque: Carl Roth
Agar-Agar, Noble quality, highly pure, for bacteriology, Storage temp. +15 to +25 °C, CAS No. [9002-18-0], EG-Nr. 232-658-1
Agar-Agar, Noble quality ultra pure, for bacteriology
Due to an addtionional purification process the product obtained has an excellent clarity, absence of color, excellent diffusion characteristics, absence of toxic inhibitors, very low ash content and other impurities.
- Excellent clarity
- Excellent diffusion properties
- No toxic inhibitors
- Very low impurities
Qualitatively high-grade Agar which is clearly superior to bacteriological Agar in its purity.Forms very clear gels.Essentially free of impurities that could interfere with other products in culture media formulation. Free of bacterial inhibitors.
Gebruiksinstructies
Recommended in media to be used for the determination of susceptibility of microorganisms to antibiotics or drugs.
| Particle size | ≥95 % |
| Water content | ≤12 % |
| Ash | ≤1.6 % |
| Gel strength (1,5 % Nikan) | 500-1200 g/cm2 |
| Gelling temperature (1,5 % gel) | 34-38 °C |
| Melting temperature (1,5 % gel) | 85-90 °C |
| Turbidity (1,5 % solution) | ≤10 NTU |
| pH (1,5 % gel) before autoclaving | 5-7 |
| Electroendosmosis (EEO) | ≤0.450 |
| Absorption (450 nm) | ≤0.100 |
| Resistance (1 % suspension) | ≥20000 Ohm |
| Being extracts from natural products, the properties (e.g. gelling behaviour, salt content) may vary from lot to lot. | |
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