Scalpels

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. 4011600/1

A. Withoutwax
B. Withwax
Size : 10 × 8 inches

Catalogue No. 4011650/2

Made of aluminium tray. Wax layered corners for holding wax.
Size : 300mm x 250mm