ESR: Rack, Polystyrene, 10-place bags The needle holder fits both

The needle holder fits both 13mm and 16mm blood collection tubes and all common needle units

yet are inexpensive enough to be disposable

Globe Scientific's plastic serological pipettes are produced under the strictest protocols and offer the highest degree of accuracy

rigid feel to provide comfortable

Simply pull off the liner to expose the glue adhesive and press to close

ESR: Rack, Polystyrene, 10-place bags The needle holder fits bothThe unique rack (# 3452) features support clamps that hold pipets in a perfectly vertical position. When used in conjunction with the acrylic leveling platform (# 3459), users are assured of the most accurate results. The durable acrylic leveling platform has a leveling bubble and four adjustable feet. It is used in conjunction with the ESR Rack with Support Clamps to ensure a completely leveling testing surface. Accessories include: 10 Place ESR Rack