| 英文名称: | | pigment red 8 | | Permanent red F4B | | Pigment permanent red F4R | | C.I. Pigment red 8 | | 2-naphthalenecarboxamide, n-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophen | | yl)azo]- | | n-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]-2-naphthalenecarboxamid |
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