Mortar in borosilicate glass, PTFE pestle with stainless steel rod. Serrated PTFE pestle disperses homogenate into mortar cylinder more efficiently. Precisely constructed with completely interchangeable parts.

• Clearance between pestle and tube is 0.1 to 0.15 mm
• Stainless steel rod Ø 6.3 mm
• Can be autoclaved

Wheaton 33 low extractable borosilicate glass (meets ASTM Type I Class A and USP Type I standards).