5 boxes(500pcs)/lot Lab Cotton Fiber Qualitative Filter Paper 7cm/9cm/11cm/12.5cm/15cm/18cm with Fast/Medium/Slow Speed

5 boxes(500pcs)/lot Lab Cotton Fiber Qualitative Filter Paper 7cm/9cm/11cm/12.5cm/15cm/18cm with Fast/Medium/Slow Speed
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sku: 1005006068438472
$20.51
Shipping from: China
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