Cationic Brilliant Red 4G (cas: 12217-48-0), lulú pupa, yanju irọrun ninu omi ati ṣafihan awọ pupa.
Cationic Brilliant Red 4G ti wa ni lilo fun dyeing ati sita lori akiriliki okun, expecily o ni ti o dara ipa ni dyeing lori parapo okun.
Paapaa o le ni idapo pelu cationic goolu x-gl lati gba gbogbo iru iboji pupa didan.