... CE High Sensitive One Step HCG Pregnancy Test Kits(strip,cassette,midstream)HCG pregnancy medical diagnostic test kits is one step ... . Function used for early diagnosis of pregnancyFormatsStrip, Cassette and MidstreamSpecifications strip(2.5mm), cassette(3mm, 4mm), midstream(4.5mm, 5.5mm ... pouch bag, 5000pcs/ctn, 1,300,000pcs/20'ft container;cassette/midstream: 1 pc/pouch bag, 2000pcs/ctn, 500,000pcs/20 ...