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The BRT-1200V Visible Spectrophotometer<\/strong> is a compact, high-precision benchtop analytical instrument engineered for quantitative concentration profiling, routine absorbance screening, and industrial quality control. Designed for environmental testing stations, chemical processing plants, food safety laboratories, and educational institutions, it delivers exceptional photometric stability across the 325 nm to 1000 nm spectral range with a 4 nm bandwidth and \u22640.5 nm wavelength repeatability.<\/p>\n Built with a high-performance single-beam optical layout featuring a 1200 lines\/mm holographic grating and a high-sensitivity photocell detector, this reliable Visible Spectrophotometer<\/strong> achieves outstanding transmittance accuracy (\u00b10.3%T) and reliable quantitative linearity. Equipped with a clear dot-matrix LCD display, built-in memory for 200 datasets and 9-standard curve fitting, a high-speed USB PC interface, and a parallel printer port (LPT), the 10 kg BRT-1200V ensures streamlined operation for daily laboratory testing.<\/p>\n <\/p>\n This single-beam visible spectrometer empowers laboratory technicians to execute standardized photometric and quantitative analytical routines with automated calibration:<\/p>\n <\/p>\n Features an optimized optical path with a 1200 lines\/mm holographic grating and premium photocell detector for high spectral resolution and low optical stray light.<\/li>\n Delivers tight wavelength repeatability (\u22640.5 nm) with a 0.1 nm resolution digital readout, providing high measurement reproducibility across long analytical runs.<\/li>\n Incorporate automated wavelength adjustment, auto 0A and 100%T baseline zeroing, and microcomputer power management for rapid system warm-up and calibration.<\/li>\n Accommodates cell holders for cuvettes ranging from 5 mm up to 100 mm pathlength, making it versatile for both high-concentration and dilute sample testing.<\/li>\n Stores up to 200 sets of measurement data and standard calibration regression equations directly on internal memory without requiring an external computer connection.<\/li>\n Equipped with a USB port for bidirectional PC software connection and an LPT parallel port for direct printing to dedicated laboratory printers.<\/li>\n<\/ul>\n <\/p>\n <\/p>\n <\/p>\n Standardized Testing Workflow:<\/strong><\/p>\n Target Customer Applications:<\/strong><\/p>\n <\/p>\n A:<\/strong> A Visible Spectrophotometer operates primarily in the visible light spectrum (325\u20131000 nm) using a tungsten light source. A UV\/Vis spectrophotometer covers both ultraviolet and visible light (200\u20131000 nm) by adding a deuterium lamp for UV analysis.<\/p>\n A:<\/strong> The BRT-1200V supports concentration calculation using three methods: single-point factor method, direct coefficient input ($C = KA + B$), or multi-point standard curve fitting using up to 9 standard samples directly on the device interface.<\/p>\n A:<\/strong> The spacious sample compartment supports cuvettes with optical pathlengths ranging from 5 mm to 100 mm, allowing flexible analysis of both high-concentration and low-concentration liquid samples.<\/p>","protected":false},"excerpt":{"rendered":" BRT-1200V Visible Spectrophotometer<\/b> is a compact 10 kg benchtop single-beam instrument featuring a 325\u20131000 nm spectral range, 4 nm bandwidth, 1200 lines\/mm holographic grating, and \u22640.5 nm wavelength repeatability. Equipped with a tungsten lamp, LCD display, 9-standard curve fitting, 200-dataset memory, USB PC connectivity, and LPT printer output, it provides accurate photometric and quantitative chemical analysis.<\/p>","protected":false},"featured_media":1077,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[117],"product_cat":[21],"product_tag":[],"class_list":["post-1073","product","type-product","status-publish","has-post-thumbnail","product_brand-brt-testing","product_cat-uv-vis-spectrophotometer","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/product\/1073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/comments?post=1073"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/media\/1077"}],"wp:attachment":[{"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/media?parent=1073"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/product_brand?post=1073"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/product_cat?post=1073"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/brt-testing.com\/ru\/wp-json\/wp\/v2\/product_tag?post=1073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\nVisible Spectrophotometer Measurement & Analysis Capabilities<\/h3>\n
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\n \nAnalysis Mode<\/th>\n Methodology & Operational Scope<\/th>\n Primary Testing Application<\/th>\n<\/tr>\n<\/thead>\n \n Photometric Measurement<\/strong><\/td>\n Direct evaluation of Transmittance (%T) and Absorbance (Abs) at user-selected fixed wavelengths<\/td>\n Routine liquid turbidity assessment, optical density measurements, and raw sample transmittance checks<\/td>\n<\/tr>\n \n Quantitative Concentration (3-Method Curve Fitting)<\/strong><\/td>\n Multi-method concentration profiling using single-point method, coefficient method (C=KA+B), or multi-point standard curve fitting up to 9 standards with automatic regression calculations<\/td>\n Chemical concentration profiling, environmental water pollutant assays (nitrate, phosphate, COD), and food quality screening<\/td>\n<\/tr>\n \n PC-Driven Kinetics & Scanning<\/strong><\/td>\n Time-course kinetics tracking, multi-wavelength testing, and full spectral scanning using optional PC analysis software via USB connection<\/td>\n Enzyme reaction rate monitoring, chemical degradation tracking, and multi-component liquid mixture evaluation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\nTechnological Features of BRT-1200V Visible Spectrophotometer<\/h3>\n
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\nTechnical Specifications of Visible Spectrophotometer<\/h3>\n
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\n Product Model<\/strong><\/td>\n BRT-1200V Portable Benchtop Visible Spectrophotometer<\/td>\n<\/tr>\n \n Optical System & Grating<\/strong><\/td>\n Single Beam, 1200 lines\/mm Holographic Grating<\/td>\n<\/tr>\n \n Wavelength Spectrum & Bandwidth<\/strong><\/td>\n 325 nm to 1000 nm; Spectral Bandwidth: 4 nm; Wavelength Resolution: 0.1 nm<\/td>\n<\/tr>\n \n Wavelength Accuracy & Repeatability<\/strong><\/td>\n Accuracy: \u00b12 nm; Repeatability: \u22640.5 nm<\/td>\n<\/tr>\n \n Photometric Range & Accuracy<\/strong><\/td>\n 0 to 200%T, -0.301 to 3.000 Abs, -9999 to 9999 C; Transmittance Accuracy: \u00b10.3%T<\/td>\n<\/tr>\n \n Light Source & Detector<\/strong><\/td>\n Tungsten Halogen Lamp; High-Sensitivity Silicon Photocell<\/td>\n<\/tr>\n \n Data Output & Memory Storage<\/strong><\/td>\n USB Interface (PC Software Compatible), LPT Parallel Printer Port; 200 Datasets\/Curves Memory<\/td>\n<\/tr>\n \n Dimensions & Instrument Weight<\/strong><\/td>\n 490 \u00d7 370 \u00d7 180 mm (W \u00d7 D \u00d7 H); Total Weight: 10 kg (22.05 lb)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\nStandard Package Accessories Included<\/h3>\n
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\nTesting Workflow & Target Applications<\/h3>\n
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\nVisible Spectrophotometer FAQ<\/h3>\n
Q1: What is the main difference between a Visible Spectrophotometer and a UV\/Vis Spectrophotometer?<\/h4>\n
Q2: How does the 3-method quantitative measurement function work on the BRT-1200V?<\/h4>\n
Q3: What cuvette pathlengths can be used in the BRT-1200V sample chamber?<\/h4>\n