dongyuan

Cov khoom

  • Polyvinyl Alcohol Powder PVA-2488

    Polyvinyl cawv PVA-2488

    1. Polyvinyl Cawv (PVA) yog dej soluble thiab biodegradable hluavtaws polymer.Nws yog cov khoom qhuav, thiab muaj nyob rau hauv granule thiab hmoov cov ntaub ntawv.Qib suav nrog ob qho tag nrho hydrolyzed thiab ib nrab hydrolyzed.

    2. Ntim: 25kg / hnab

    3. PH: 5-7

    4. PVA-2488 lub ntsiab siv rau cov kua nplaum thiab lwm yam khoom kom muaj zog, piv txwv li: putty glude

    CAS Nr .: 9002-89-5