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Polyvinyl Alcohol 99(L) Series
Executive Standard GB 12010.2
Applications Mainly used in fabric starching widely used in adhesive, coating, emulsifying agent and soil amendment etc..
Packaging Polypropylene woven bag with plastic film inside, NW: 25kg, 20kg, 12.5kg.
Major Technical Index
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PVA 17-99S ( L ) |
PVA 17-99S ( H ) |
Item |
Top grade |
First grade |
Qualified |
Top grade |
First grade |
Qualified |
Sodium acetate content , % |
≤ 2.1 |
≤ 2.3 |
≤ 2.5 |
≤ 6.8 |
≤ 7.0 |
≤ 7.0 |
Volatile content , % |
≤ 8.0 |
≤ 9.0 |
≤ 10.0 |
≤ 7.0 |
≤ 8.0 |
≤ 9.0 |
Ash content , % |
≤ 0.7 |
≤ 1.0 |
≤ 1.5 |
≤ 2.8 |
≤ 3.0 |
≤ 3.0 |
Viscosity , mPa · s |
22.0-28.0 |
22.0-30.0 |
21.0-310 |
22.0-28.0 |
21.0-29.0 |
20.0-32.0 |
Alcoholysis , %(mol/mol) |
99.8-100 |
99.8-100 |
99.8-100 |
99.8-100 |
99.8-100 |
99.8-100 |
PH value |
- |
- |
- |
7 - 10 |
7 - 10 |
7 - 10 |
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