Y 201D Oxygen Permeability Tester Guang Zhou Biao Ji Packing Equipment Co., Ltd. Base Info Model NO.:Y 201DStandards:ASTM F2622Trademark:GBPIOrigin:Guangzhou, China Description Pre:5kg Electronic Platform Scale for Kitchen Use with Stainless Steel Material Next:Y 201D Oxygen Permeation Tester (ASTM D 3985)