Poly(vinyl alcohol) (PVOH, PVA, or PVAl) is a water-soluble synthetic polymer. It has the idealized formula [CH2CH(OH)]n.
| Poly(vinyl alcohol) Mw 85,000-124,000 (99+% hydrolyzed) | |
| Mol. Weight | 85,000-124,000 |
| Categories | Polymer science compounds, Hydrophobic polymers |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White to off-white |
| Viscosity | 25-32 cps |
| pH (0.2% in water) | 5-7 |
| Ash | Max 0.7% |
| Volatile matter | 5% |
| Infrared spectrum | Conforms |
| HSN Code | 39053000 |
| Poly(vinyl alcohol) Mw 31,000-50,000, 98-99% hydrolyzed | |
| Molecular Weight | 31,000-50,000 |
| Categories | Polymer science compounds, Hydrophobic polymers |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White to light yellow |
| Hydrolyzed Material | 98.0 - 98.8% |
| Loss on drying | ≤ 5.5% |
| Infrared spectrum | Conforms to structure |
| HSN Code | 39053000 |
| Poly(vinyl alcohol) average Mw 13,000-23,000, 98% hydrolyzed | |
| Molecular Weight | 13,000-23,000 |
| Categories | Polymer science compounds, Hydrophobic polymers |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White to off-white to pale yellow |
| Hydrolyzed Material | 98.0 - 98.8% |
| Loss on drying | ≤ 5% |
| HSN Code | 39053000 |
| Poly(vinyl alcohol) Mw 89,000-98,000, 99+% hydrolyzed | |
| Molecular Weight | 89,000-98,000 |
| Categories | Polymer science compounds, Hydrophobic polymers |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White to off-white |
| Hydrolyzed Material | 99.0 - 99.8% |
| Loss on drying | ≤ 5% |
| Infrared spectrum | Conforms to structure |
| HSN Code | 39053000 |
| Polyvinyl Alcohol, Mw 1,25,000 | |
| Molecular Weight | 125000 approx |
| Synonyms | PVA powder |
| CAS No | 9002-89-5 |
| Categories | Polymer science compounds,Hydrophobic polymers |
| Appearance (Colour) | Colourless or white |
| Appearance (Form) | Powder or granules |
| HSN Code | 39053000 |
| Viscosity (4% solution in water) | 25 - 32 cps |
| pH | 5-7 |
| Ash content | Max 0.7% |
| Hydrolysis (mole %) | 98-99 |