250µL Glass Conical Insert 6x29mm Mandrel Interior Bottom Spring
This limited volume insert is made of borosilcate glass and features a precision-formed mandrel interior provides complete sample extraction. The polymer bottom spring acts as a shock absorber that protects against breakage if the needle bottoms out. Sample capacity of 250uL, 6mm in diameter, and 29mm in height. Insert is compatible with our big mouth vial. 1,000 inserts per case with 10 shelf packs of 100 inserts packed plastic bags.
It's Our Responsibility

Small choices. Big impact.
Science moves us forward. So should sustainability. At Go Green Scientific, we offer carefully selected lab supplies designed to reduce waste and protect the planet—without compromising quality or compliance.
Science Meets Sustainability
We know scientists ask tough questions—and we welcome them. That’s why we vet every product for performance, sustainability, and integrity.
