美国杜邦全氟橡胶Kalrez 3035_SDS_EN英语报告.pdf,Article Information Sheet KALREZ® perfluoroelastomer semi-finished parts and shapes Ref. 150000003136 Revision Date 20.07.2021 Version 6.0 (replaces: Version 5.0) Issue Date 21.07.2021 The composition inf