Min. Order Reference FOB Price
25 kg US$3.00-6.00 / kg
Product Description
Siwin-VF21A Vinyl Terminated polydimethylsiloxane Description Siwin-VF21A is vinyl terminated in two ends of polydimethylsiloxane, the molecular is 300 - 300000 (synthesis different molecular in customers requirements). Because of formula structure, molercular is bigger, vinyl content is ...