Spectrum Discharge Tube, Mercury Gas to show spectral lines of pure substances. Tubes approximately 260mm long, central capillary portion approximately 3-1/2 to 4 (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps
16x125mm, BD Vacutainer* Plus plastic serum tube (transport tube), 10.0mL. Red/gray conventional closure. Paper label. Additive: Clot activator and double gel for transport.
Spectrum Tubes Deuterium, glass Tubes approximately 10-1/4in (260mm) long, central capillary portion approximately 3-1/2in to 4in (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps.
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