20pcs/lot Laboratory Diameter 3mm to 16mm Pure PTFE ball white F4 stirring bead for school experiment

20pcs/lot Laboratory Diameter 3mm to 16mm Pure PTFE ball white F4 stirring bead for school experiment
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sku: 1005004226373424
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$10.97
Shipping from: China
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