Primary Temperature Metrology — Pond Engineering Laboratories, Inc.

Theory & Background

Defining Fixed Points

Model K52 Argon Triple Point cell and maintenance system; primary calibration standard from Pond Engineering

K52 Argon Triple Point Cell & Maintenance System

K38 Argon Triple Point Cell & Maintenance System

Model K18 Mercury Triple Point cell and maintenance system; primary calibration standard from Pond Engineering

K18 Mercury Triple Point Cell & Maintenance System

K29D Water Triple Point Cell Maintenance System

Model K29 Water Triple Point cell; primary calibration standard from Pond Engineering

K29A/B Triple Point of Water Cells

Model K28 Gallium Melting Point cell and maintenance system; primary calibration standard from Pond Engineering

K28 Gallium Melting Point Cell & Maintenance System

Model K23 Metal Freeze Point metrology furnace; Indium, Tin, Zinc, Aluminum, Silver; primary calibration standard from Pond Engineering

K23 Primary
Metrology Furnaces

Model K23 Metal Freeze Point cells; Indium, Tin, Zinc, Aluminum, Silver; primary calibration standard from Pond Engineering

K23 Primary Metal
Freeze Point Cells

primary Comparison Systems

K22 Comparison Cryostat

K12 Comparison Furnace