These 1.6ml ESR collection tube is specially used for blood collection and anticoagulation and is used for the sedimentation rate test of the automatic erythrocyte sedimentation rate analyzer. Due to the small volume and negative pressure in the test tube, it takes a certain time for blood collection. As an experienced OEM/ODM blood collection tubes factory, Gongdong has been always keeping an close eye on the whole ESR tube market.
Tube Size: 13X75mm
Closure: Safety Cap+Rubber