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Hóa chất Phosphoric acid H3PO4 85%
Polymer Cation
PVA 05 – 88A , Polyvinyl alcohol 05-88A , KEO PVA 05-88A
PVA 17-88A , Polyvinyl alcohol 17-88A , KEO PVA 17-88A
PVA 2688A – POLYVINYL ALCOHOL 2688A – KEO PVA 2688A
PVA 2699 (100-78)
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