... .volume:1ml-10ml 4.specs:13*75,8*120 ESR Vacuum Blood Collection Glass Tube,8*120mm: 1.certificate ... 7.place of origin:Shandong,China(mainland) black cap ESR tubeLaiwu Yaohua Pharmaceutical Packing Co.,Ltd.can supply you ... . EDTA K2 (K3, Na2) tube, purple cap;8. ESR tube (1:4), black cap.Labels can be customized as ... get timely reply.Factory visit is also welcome. ESR Vacuum Blood Collection Tube,8*120mm