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WebASTM D-2000 Classification BF, BG, BK Chemical Definition Acrylonitrile Butadiene 30000 Series ♦ Physical & Mechanical Properties Durometer or Hardness Range 20 – 95 Shore A Tensile Strength Range 200 – 3,500 PSI Elongation (Range %) 350 % – 650 % Abrasion Resistance Good to Excellent Adhesion to Metal Excellent WebAug 12, 2024 · Bk Chemical Co., Ltd. US Customs records for Bk Chemical Co., Ltd., a supplier based in South Korea. See their past imports and exports, including shipments … WebBerkelium is a radioactive metallic element that is a member of the actinide group of elements. It is silvery in colour and its chemistry has been investigated to a limited extent … how to interpret brief cope scale