SP2000 Visible Spectrophotometer | They feature optional external serial printing, a large sample compartment of instrument for various accessories. Optional accessories includes a 10 mm single-cell or round test tube holder, a V-type round test tube holder for 10-25 mm diameter test tubes, a water-jacketed flow-cell holder and panel and a long path cell holder for up to 50mm long cell. Specifications: | Model | SP2000 | Optical system | Littrow Mounting, single beam, 1200l/mm grating optical system | Wavelength range: | 325-1000nm | Spectral bandwidth: | 5nm | Wavelength accuracy: | ± 2nm | Wavelength readability: | ± 1nm | Stray radiant energy: | Less than 0.5%T (SP-2000) | Photometric range: | 0-100.0%T, 0-1.999A, 0-1999C (0-1000F) | Photometric accuracy: | ± 1%T | Data Output: | Analog, RS-232C | Sample Container: | Four-position cell holder (without any adapter) | | |