The multiparameter handheld photometer PPM 150 for the determination of chemical water constituents is equipped with 9 LEDs in the wavelength range from 380 to 810 nm.Basic version as a set in a plastic case: Multiparameter Handheld Photometer PPM 150 Light shaft to prevent the ingress of extraneous light 5 cuvettes Plastic case with foam insert Mini USB to USB cable Mini USB interface SoftwarePerformance profile: - Flexible for many reagents from different manufacturers. - Software for documentation and creation of calibration curves - Internal method memory for a maximum of 150 calibration curves - Storage of up to 1,000 data sets in the internal data memory; per data set documented: date; time; wavelength; reagent used; measurement result; measurement number - Wired data transfer via integrated USB interface between photometer and PC / laptop - Pre-parameterized with the measurement curves of all parameters named in table belowTechnical data: Optics: 9 LED`s and filter Wavelengths: 380 / 430 / 470 /500 / 520 / 560 / 610 / 700 / 810 nm Absorbance range: -0,5 - 4,0 Electro-optical accuracy: 1.5% of reading (in the range of -0.100 to 2.000) Photometric accuracy: ±3% (at filter) Language selection: English and German Memory: for 150 reagent curves and working instructions Interface: Mini USB Memory: up to 1,000 data sets Graphic display: 128 x 64 pixels, 60 x 40 mm reading field, backlit Power supply: 4 rechargeable AA batteries or 4 x AA Alkaline In addition to the parameters named for the respective industry solution, the reagents listed below are available for photometric determination using the PPM 150. For a multitude of further reagents of different manufacturers the corresponding data are available and can be compiled individually for the photometer on request. If you require further parameters or an individually configured photometer, please contact us: Parameter         Measuring range (mg/l)         Order number Ammonium         0.01- 2.0                                        410681 Chlorine (Free)       0- 1,5                                            410521 Chlorine (total) 0- 1.5 410521 Chlorine (combined) 0- 1.5 410521 Chlorine dioxide 0- 2.8 410525 Chloride 0- 70 410527 Chromate 0- 2.5 410533 Cyanuric acid 0- 100 410537 Iron Low 0- 1.5 410548 Iron High 0- 10.0 410545 Hydrazine 0- 1.0 410557 Copper 0- 4.0 410563 Nitrite 0- 1.0 410691 Ozone 0- 1.0 410517 pH-(phenol red) 6.0- 8.2 410614 Phosphate 0- 20.0 410593 Silicate 0- 10.0 410623 Sulfite 0- 20.0 410635 Hydrogen peroxide 0- 20.0 410643