| 英文名称: | | Sulfurous acid, disodium salt, polymer with formaldehyde and 4,4'-sulfonylbis[phenol] | | sulfurous acid, disodium salt, polymer with formaldehyde and 4,4'-sulfonylbis[p | | henol] | | sulfurous acid, disodium salt, polymer withformaldehyde and 4,4'-sulfonylbis[phenol] | | Sulfurous acid,disodium salt,polymer with formaldehyde and 4,4'-sulfonylbis[phenol] |
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