Glycerol formal (=1,3-dioxan-5-ol) mélange d'isomères 99+% stabilisé
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Appearance: Clear liquid
Formule:
C₄H₈O₃ Point d'ébullition: 193…195°C (760 mmHg) Densité: 1,21 g/cm³ Point éclair: 97 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00003218 Numéro CAS: 4740-78-7 |
Résultats des tests de spécification
Appearance | Clear liquid |
Infrared spectrum | Conforms |
Refractive index | 1.4500 to 1.4520 (20°C, 589 nm) |
Water | ≤0.5 % (K.F.) |
Solubility | (50 % in water) Clear |
GC | ≥99.0 % Sum of alpha- and beta-isomers |
Color scale | ≤20 APHA |
pH | 4.0 to 6.5 (10 % solution) |
Aldehyde (HCHO) | ≤200 ppm |
Thiodipropionic acid | ≤150 ppm |
Propyl gallate | ≤200 ppm |
EDTA-Na | ≤200 ppm |
Peroxides | ≤15 ppm (as H2O2) |
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