Ihe nleba anya nke ink
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DRK150 Ihe Nnwale Absorption Ink
DRK150 ink absorbency tester emebere ma rụpụta ya dabere na GB12911-1991 "Usoro maka ịlele ntinye akwụkwọ na mpempe akwụkwọ". Ngwa a bụ iji tụọ arụmọrụ nke akwụkwọ ma ọ bụ kaadiboodu iji nweta ink ọkọlọtọ n'oge na mpaghara akọwapụtara.
