Forceps, Watchmaker’s

Catalogue No. 4011780

A glass jar incorporated with a inverted glass jar used as a combustion chamber open at both ends (205×100)mm (height x diameter). A copper spiral heat transfer tube vertically fitted with combustion chamber via. rubber stopper. A removable metallic top cover which allow to pass the stirrer and copper spiral tube with centered hole to insert the thermometer. A circular metallic disc of diameter 100mm with a boss head for mounting on a 13mm retort rod used as the floor of the combustion chamber. A pair of pillars carrying the low voltage igniter coil. A crucible that can be raised to the igniter coil with the help of the circular ring from the out side of the assembly apparatus. The whole assembly is fitted on a (200×130) mm rectangular base with a rod of 13mm diameter.

Catalogue No. 4011830

For demonstrating and measuring the oxygen uptake in respiring material, germinating seeds. Bulbed glass vessel graduated 75 to 100 x 1ml. with levelling tube. Complete with stand.

Catalogue No. 4011350/2

All stainless steel, blunt end needle, length 95mm. Overall length 130mm.
*Bent