Polyvinyl alcohol, M.W. ∼200000 for synthesis, partially hydrolysed, Sigma-Aldrich®
Supplier: Merck
Certificates
About this item
Synonyms: Poly(vinyl alcohol), PVOH, PVA, Mowiol®
CAS Number:9002-89-5
:25213-24-5
Formula:[-CH₂CH(OH)-]n
MDL Number:MFCD00081922
Melting Pt:>200 °C
Density:1.3 g/cm³ (20 °C)
:M-Clarity™ quality level = MQ200
EINECS:207-767-2
Specifications
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Specifications
Specification Test Results
- Solubility:(20 °C) insoluble
- Melting Point:200 °C
- Bulk Density:400 - 600 kg/m3
- Density:1.3 g/cm3 (20 °C)
- pH:4.5 - 7.0 (40 g/l, H2O, 23 °C)
- Ignition Point:230 °C
- Storage temperature:15...25 °C
- Degree of hydrolysis:≥85%
- dyn.Viscosity:34,0 - 46,0 mPa∙s
- Loss on drying (110 °C, 2 h):≤5,0%
- Ash:≤1,0%
- Ester value:130 - 150
Specification Test Results
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