| 英文名称: | | Benzenesulfonic acid, hydroxy-, monosodium salt, polymer with formaldehyde and urea | | benzenesulfonic acid, hydroxy-, monosodium salt, polymer with formaldehyde and | | benzenesulfonic acid, hydroxy-, monosodium salt,polymer with formaldehyde and urea | | Benzenesulfonic acid,hydroxy-,monosodium salt,polymer with formaldehyde and urea |
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