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5ml LABMAX airless瓶口分液器套筒
瓶口分液器Dispensette S, 游标可调, DE-M 标志, 2,5-25 ml, 带回流阀
10mL airless密封圈
10mL labmax airless PTFE套筒
25mL airless瓶口分液器玻璃活塞
10.0ml LABMAX airless瓶口分液器,含CNAS计量校准实验室资质证书
2.5ml LABMAX airless 瓶口分液器,含CNAS计量校准实验室资质证书
Dispensette S Trace Analysis, 痕量分析型,游标可调, 铂-铱弹簧,1-10 ml, 带回流阀, 适用HF
25mL labmax airless PTFE套筒
25ml LABMAX airless外套筒下端螺母