Circuits Integrated DIY Fets Tube Triode BJT Junction Bipolar Kit... 50 Pcs Triode (BJT) NPN 30V 500mA TO-92(TO-92-3) 9013H FFIME Transistor 50pcs S9015 Transistor Triode Transistors Kit Silicon PNP Transistor BJT Electronic Component TO-92 50v 150mA 2SC1815 Transistor BJT NPN 50V 150mA TO-92-3 The 30WB16 is a 16 fl. oz . (473 ml.) clear glass Boston Round bottle with a 28 mm ( 28-400 ) neck finish. Boston Rounds have a rounded shoulder and rounded base, making them popular in personal care packaging but also appropriate for applications in other industries