Polyvinyl alcohol, M.W. ∼ 31,000-50,000 98.0-98.8 %, hydrolysed
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:9002-89-5
:25213-24-5
Formula:[-CH₂CH(OH)-]n
MDL Number:MFCD00081922
Melting Pt:230…240 °C
Storage Temperature:Ambient
Specification Test Results
- Appearance:White to cream Granular powder
- Infrared spectrum:Conforms
- Viscosity:5.5 to 6.6 cP (4 % in water)
- Degree of hydrolysis:98.0 to 98.8 mol %
- Ash:≤1.2 % (as Na2O)
- pH:5.0 to 7.0 (4 % in water)
- Volatile matter:≤5 %