| 英文名称: | | 2-Naphthalenesulfonic acid, polymer with formaldehyde, potassium salt | | 2- aphthalenesulfonic acid, formaldehyde polymer potassium salt | | 2-naphthalenesulfonic acid, polymer with formaldehyde,potassium salt | | 2-Naphthalenesulfonic acid,polymer with formaldehyde,potassium salt | | 2-aphthalenesulfonic acid,formaldehyde polymer potassium salt |
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