Techcon  System's 700 Series Premier dispensing syringe barrels are
silicone and  chloride - free and designed to work with industry
standard equipment.  The
syringe barrels are
made from low friction  polypropylene to ensure accuracy, repeatability
and productivity.  Features a double Helix Luer lock for secure
dispense tip attachment.Available in 3 colors: Natural for most generic
applications, Amber  provides protection of UV/visible light block (up
to 520nm),but with  the ability to seematerial inside the syringe
barrel, and Black for  total light block.Maximum operating pressure 100
psi is (6.9bar).

700 系列 针筒
超小拔模斜度设计使针筒内径尺寸十分精确稳定。针筒
符合工业无硅以及无氯要求。
针筒材质是低阻力聚丙烯（PP）。目前针筒提供三种颜
色，透明色用于大多数应用；琥珀色针筒可以遮蔽波长
520nm以内的UV光，可以看到针筒内的材料；黑色针筒
遮蔽所有的光线。
提供1000个大包装或者50个小包装。