GLASS SPE PTFE RING FOR 100ML
https://www.filariasis.net/shop/rw2-5010-28008-glass-spe-ptfe-ring-for-100ml-314932
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This GLASS is guaranteed a SPE with the use of PTFE RING FORand directly supplied to your lab by Gentaur's warehouse.
Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days