Ihe Nlebanya Absorption Ink
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DRK150 Ihe Nnwale Absorption Ink
DRK150 ink absorbency tester bụ nke emebere ma rụpụta ya dịka GB12911-1991 si dị "Usoro maka nha ink absorption of Paper and Paperboard".Ngwa a bụ iji tụọ arụmọrụ nke akwụkwọ ma ọ bụ kaadiboodu iji nweta ink ọkọlọtọ n'oge na mpaghara akọwapụtara.
