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Rubber unvulcanized compounded with carbon black or silica in primary forms or in plates sheets or strip
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HS400510
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Rubber solutions;dispersions oth than those of No 400510 (unvul)
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HS400520
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Compounded rubber unvulcanized in the form of plates sheets or strip (excl. rubber compounded with carbon black or silica and mixtures of natural rubber balata gutta-percha guayule chicle and similar natural gums containing synthetic rubber or factice der
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HS400591
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Compounded unvulcanized rubber in primary forms (excl. solutions and dispersions those containing carbon black or silica mixtures of natural rubber balata gutta-percha guayule chicle or similar types of natural rubber with synthetic rubber or factice and
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HS400599
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