最終更新日：2024/08/04
Phthalocyanins are widely used in the production of dyes and pigments.
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Phthalocyanins are widely used in the production of dyes and pigments.
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Phthalocyanins are widely used in the production of dyes and pigments.
Phthalocyanins are widely used in the production of dyes and pigments.
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