Whatman Extraction Thimble, Silica, 28 x 70 mm, tapered, binder free, 10 pc/PAK

Silica thimble, made from high-purity quartz fiber. No binders are added. This silica thimble is able to withstand high temperatures (up to 800°C). Suitable for both solvent extraction and air sampling applications. Here you can find the certificate: https://www.cytivalifesciences.com/en/de/support/quality/certificates