This economical special holder allows an external power source to be used for 26cm long spectrum tubes. Fitted with 4mm safety sockets on black panel. This holder is fitted with bosshead which allows its clamping on any laboratory stand. Spectrum Tubes & Stand are not included.

Requires the following equipment to operate:

• E.H.T. Power Supply - B8R02653
• E.H.T. Safety Experiment Leads - B8R07149
• Spectrum Tubes - B8R06989 B8R06986 B8A46539 B8R06991 B8R06990 B8A46565 B8A46553 B8R06992 B8R06832
• Retort Stand Base - B8A82004
• Retort Stand Rod - B8A82053