Cylinders and [ST] stoppers are made of sturdy borosilicate glass

The 250mL cylinder may be used to determine unsaponified matter in soaps and soap products (ASTM D460), and anhydrous salt free soda soap and fatty matter in soaps containing synthetic detergents (ASTM D820). The 500mL cylinder may be used in settlement tests of emulsified asphalts (ASTM D244).

Cylinders are designed from ASTM Specification E1272, Style 2, Class B requirements. Stoppers are designed from ASTM Specification E675.

Single metric scale is in durable white ceramic enamel. The 10mL and 25mL cylinders are comparatively short to provide increased stability.