Aqueous solution of a copolymer of vinylpyrrolidone and N,N-dimethylaminopropyl methacrylamide sulfate (CAS RN 175893-71-7), containing by weight 8 % or more, but not more than 12 % of copolymer
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condition:B,certificate:9009,action:29|condition:B,certificate:9010,action:29|condition:B,certificate:9017,action:26|condition:B,action:09