Walter Stern Inc.
Walter Stern Agate Mortar and Pestle Sets
Ideal for preparing laboratory samples and high purity powders.
Walter Stern Economical Solid Glass Beads for Distillation Columns
Used for mixing, boiling, or packing
Walter Stern Porcelain 6mm Berl Saddles for Distillation Columns
Ideal for vacuum distillation, absorption, extraction
Walter Stern Vernier Caliper Nickel-Plated Dual Scale Caliper
Rustproof and measures both inside and outside dimensions