Alcool polyvinylique, M.W. ∼ 20000-30000 88%, hydrolysé
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
PVOH, PVA, Mowiol®
Formule:
[-CH₂CH(OH)-]n Point de fusion: 160…240 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00081922 Numéro CAS: 9002-89-5 |
Résultats des tests de spécification
Appearance | Off-white to light yellow Powder |
Infrared spectrum | Conforms |
Viscosity | 3.5 to 4.5 cP (4 % in water at 20°C) (Brookfield) |
Degree of hydrolysis | 87.0 to 89.0 % |
Ash | ≤0.9 % (Na2O) |
pH | 4.5 to 6.5 (4 % in water) |
Volatile matter | ≤5.0 % (105°C, 3 h) |
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