Tender For supply, installation and commissioning of academic lab equipments with 1 year onsite warranty - sr4 spectrometer with high speed spectral acquisition with advanced singnal-to-noise performance, replaceable slit 10 m, high power tungsten halogen source, 360-2000 nm, -10,000 hrs, 2800 k, with 20w output, square one cuvette holder, universal quartz cuvette, 10mm path, 3.5ml 2 nos, quartz optical fiber 400um and 200um, vis/nir, premium 400 um reflection probe, uv/vis, 2 m wavelength range: 300nm - 1.1 m, diffuse reflectance standard, ptfe diffusing material: ptfe reflectivity: >98% (250-1500 nm)>95% (250-2200 nm), reflection probe holder is anodized aluminum platform for measurements at 45 and 90 to the surface, oceanview spectroscopy software with graphical user interface; 1 license with desirable control options