ITEM NAME:Set of 4pcs Micro Volumetric Flask with Base and Ground Stopper, 1-10 mL Description: - Micro Volumetric flasks for microchemical work in labs - 4 pcs per pack, provides Professinal Accurate Measurement - With a ground pennyhead stopper for tighter sealing - Sizes varies: 1 mL, 2 mL, 5 mL, 10 mL; stands with base, very stable - Permanent graduation line, and yellow markings are easy to read Specification: - Material: Glass - Dimensions for different capacity (Opening diameter x Base diameter x Height): - 1 mL: 10 x 30 x 85 mm - 2 mL: 12 x 24 x 95 mm - 5 mL: 15 x 26 x 95 mm - 10 mL: 15 x 31 x 115mm Package Included: 4 Pieces Volumetric Flasks (1 mL, 2 mL, 5 mL, 10 mL for each) Note: Please allow 2-3mm dimensions inaccuracy for manual measurement. Thanks..Sizes varies: 1 mL, 2 mL, 5 mL, 10 mL; stands with base, very stable. - With a ground pennyhead stopper for tighter sealing. - 1 mL: 10 x 30 x 85 mm. - 5 mL: 15 x 26 x 95 mm. - 2 mL: 12 x 24 x 95 mm.