" Our USA Lab 500ML Two Neck Round Bottom Receiving Flask is constructed with 3.3 Borosilicate Glass and a 24/40 necks for a durable, common-size flask to use. <div style="font-size: 14pt; text
" Our USA Lab 500ML Two Neck Round Bottom Receiving Flask is constructed with 3.3 Borosilicate Glass and a 24/40 necks for a durable, common-size flask to use. <div style="font-size: 14pt; text