网页Sigma VOA vials distributor-Voa Vial Supplier Manufacturer Micro packaging vial | Sigma-Aldrich Product Number Product Description SDS TMO362800-0005 polypropylene copolymer, vial volume 0.5 mL, conical bottom, self-standing, external thread, untreated, case of 1000 ea Pricing TMO362800-0020 polypropylene copolymer, vial volume 2.0 mL,