Hermcol®ʻO BBN ʻulaʻula ka loko paʻakai barium, ʻulaʻula kū ʻole, ʻoi aku ka melemele ma mua o ka puaʻa ʻulaʻula 57:1.Loaʻa iā ia ke kūpaʻa hoʻoheheʻe maikaʻi, akā he kopa maikaʻi ʻole a me ka waikawa / alkalinity.Hoʻohana nui ʻia i nā inika paʻi gravure a me nā plastics.Loaʻa iā ia ke kūpaʻa neʻe maikaʻi i ka PVC palupalu, ʻaʻohe pua, ka pale māmā o ka papa 3, a me ka pale wela o 200-240 ℃ / 5min ma PE;