Description: These vials should only be used for storage of powders and solids. ,548-04EA,548-062EA,548-0622EA,548-0554EA,548-0620EA,548-0555EA,548-0623EA. This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. WAT0947 - Low volume insert, 50 µL, w/plastic spring 00