Subheading 681280: Fabricated Crocidolite (Blue Asbestos) Fibres, Mixtures with a Basis of … etc.
Subheading 681291: Asbestos or Mixtures with a Basis of Asbestos (other than Crocidolite); … etc.
Subheading 681299: Asbestos or Mixtures with a Basis of Asbestos (other than Crocidolite); … etc.