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How about disposable pipettes?
Literal
Disposable pipette [topic-は] how.
A minimal question/suggestion. 使い捨て ('disposable, single-use') is a compound noun from 使う ('use') + 捨てる ('throw away'), lexicalized. スポイト ('dropper, pipette') is a loanword from Dutch 'spuit.' ~はどうか ('how about X?') is a common suggestion/inquiry pattern.