Polymer consisting of a polycondensate of formaldehyde and naphthalenediol, chemically modified by reaction with an alkyne halide, dissolved in propylene glycol methyl ether acetate
Restriction on entry into free circulation
condition:B,certificate:9011,action:26|condition:B,certificate:9022,action:26|condition:B,certificate:9038,action:26|condition:B,action:06