美国CORNING康宁 PYREX离心管盖、试管盖

用于组织培养或者微生物培养。由硼硅酸盐玻璃制作。试管与管盖分开销售，PYREX试管盖为深形酚醛树脂旋盖。试管带有标签区，可用铅笔标记。

美国CORNING康宁 PYREX离心管盖、试管盖

9998 CORNING® Brand, Phenolic, Teflon® Liner
This cap is fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving. Caps are provided with a glued-in rubber liner over which is firmly bonded a Teflon interface which provides a highly inert sealing face.9999 CORNING Brand, Phenolic, Rubber Liner

These caps are fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving. Caps have a glued-in, white rubber liner.