Irwin Digital Balance 1000g/0.01g £160.00
Boyles Law £120.00
Irwin Powermeter Twin £120.00
Irwin Powermeter AC £75.00
Irwin Powermeter DC £63.00
110 Volt Test Lead £37.49
Digital Infa red thermometer £32.50
Loudspeaker Unit £23.00
School Stop Clock £14.50
Charles Law Apparatus £13.95
