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Substrate specificity of invertase
and blue lights for educational experiments and demonstrations
DEVELOPMENT & COORDINATION: The colors were bright and accurately pictured
Heart set of 2
Improved accuracy and robustness and are less expensive than traditional 1N4007 Diodes
Optical Bench Wooden Substrate specificity of invertaseThis 1. 5M wooden Optical Bench offers a cost effective alternative to metal optical benches. It consists of a wooden baseboard measuring 1. 6M x 140mm, with a 1. 5m scale divided in mm, plus 6 sliding molded bases (100mm x 50mm each) with index line, brass pillar and locking screw. The following accessories are included: 1 x 12V, 24W S. B. C projection lamp with lead and 4mm plugs. 1 x white metal object screen, 75mm in diameter, with gauze. 1 x
US$ 129.86
US$ 147.71
