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50pcs 11*15mm White rubber plug, test tube plug, rubber plug, sealing plug

Description:

Upper diameter：15mm

Lower diameter：11mm

height：20mm

Material: rubber

Quantity: 50 pieces

The rubber stoppers are used for the experimental reagent bottles to prevent spillage or secondary pollution. The specification models are available from 0# to extra large size to meet your different needs.

Applied in lab glass ware,test tube and also can be used in life.

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