美国原装进口赛默飞Thermo Scientific低温永久性记号笔Nunc Cryo Pen Marker 343850、339993

Thermo Scientific Nunc Cryo Pen Marker冷冻器具记号笔/低温记号笔能够轻松承受冷存温度，可永久标记样品和储存盒。

Permanently notate samples and storage boxes with Thermo Scientific™ Cryoware Permanent Markers and Pens, which can easily withstand cold storage temperatures.

343850    Thermo低温永久性记号笔Thermo Nunc Cryo Pen Marker， Black，Case of 10

339993    Thermo低温永久性记号笔Thermo Nunc Cryo Pen Marker Set，Pack of 4 (Red, Blue, Green, Black)，Case of 100