Polivinil alcool, M.W. ∼ 13,000 98%, hydrolysed
Fornitore: Thermo Fisher Scientific
Formula:
(CH₂CHOH)n Punto di fusione: 230…240 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00081922 CAS Number: 9002-89-5 |
Risultati del test di specificazione
Appearance | Off-white to light yellow Powder or crystals |
Infrared spectrum | Conforms |
Assay | 98 to 98.8 mol % (degree of hydrolysis) |
Viscosity | 3.5 to 4.5 cP (4 % in water) |
Ash | ≤1.2 % (as Na2O) |
pH | 5.0 to 7.0 (4 % in water) |
Volatile matter | ≤5 % |
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