Consists of a ?J? tube mounted on a wooden stand approx. 840mm high. The closed limb of the ?J? tube is approx. 400mm long with 1mm bore & the open limb is approx. 780mm long with 8mm bore. A scale is fitted to the stand graduated from 0 at the lower end to 80cm at the top. A loose fitting plunger is pushed into the open limb of the ?J? tube by displacement; the height of the mercury can be adjusted from about -50mm to +450mm relative to the closed end.
Worldwide Institutional Supply & Export Solutions
Advanced Educational, Medical & Technical Laboratory Equipment Manufacturer
INTERLABS is a trusted Indian manufacturer and exporter of educational laboratory equipment, engineering training systems, healthcare teaching products, TVET solutions, medical instruments, communication trainers, clean air systems, and institutional procurement equipment for global educational and healthcare markets.
Educational & Technical Training Systems
Comprehensive STEM learning systems, engineering trainers, electronics communication trainers, embedded control modules, and vocational training equipment designed for schools, universities, polytechnic institutes, and technical education projects.
Healthcare & Medical Equipment Solutions
Professional medical laboratory products, anaesthesia instruments, healthcare teaching systems, institutional medical training products, and procurement support solutions for hospitals, healthcare institutions, NGOs, and government healthcare programs.
Industrial & Clean Air Laboratory Solutions
Clean air equipment, laboratory airflow systems, institutional research products, engineering laboratory systems, and technical infrastructure solutions for industrial, educational, and healthcare laboratory environments.
Global Institutional Procurement & Export Support
We support educational institutions, technical universities, engineering colleges, healthcare projects, vocational training centers, NGOs, ministries, government procurement agencies, and industrial training organizations across Africa, the Middle East, Southeast Asia, and international export markets.
Our export-ready manufacturing infrastructure supports bulk institutional procurement requirements with professional export packaging, OEM manufacturing capability, logistics coordination, and worldwide shipping support for educational and healthcare infrastructure projects.

