{"product_id":"visible-spectrophotometer-single-beam-sp-iv721g","title":"Visible Spectrophotometer, Single Beam, SP-IV721G","description":"\u003cp\u003eThe \u003cstrong\u003eLABTECH Single Beam Visible Spectrophotometer\u003c\/strong\u003e is a reliable analytical instrument designed for accurate absorbance, transmittance, and concentration measurements in the visible spectrum. It is suitable for routine laboratory testing, educational institutions, quality control laboratories, environmental monitoring, and industrial applications.\u003c\/p\u003e\n\u003cp\u003eFeaturing a high-performance \u003cstrong\u003eCzerny-Turner monochromator\u003c\/strong\u003e, precision optical system, and silicon photocell detector, this spectrophotometer delivers stable and repeatable measurement results. The intuitive LCD display, automatic zero calibration, direct concentration readout, and RS232 communication interface make it an excellent solution for everyday analytical work. These specifications are based on the manufacturer's published data. \u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSingle-beam optical system\u003c\/li\u003e\n\u003cli\u003eHigh-quality Czerny-Turner monochromator\u003c\/li\u003e\n\u003cli\u003eSilicon photocell detector for reliable measurements\u003c\/li\u003e\n\u003cli\u003eManual wavelength selection\u003c\/li\u003e\n\u003cli\u003eAutomatic 0A and 100%T calibration\u003c\/li\u003e\n\u003cli\u003eDirect absorbance, transmittance, and concentration measurement\u003c\/li\u003e\n\u003cli\u003eLarge sample compartment supporting 5–100 mm cuvettes\u003c\/li\u003e\n\u003cli\u003eBacklit LCD display\u003c\/li\u003e\n\u003cli\u003eRS232 communication interface\u003c\/li\u003e\n\u003cli\u003eStable optical performance with low stray light\u003c\/li\u003e\n\u003cli\u003eUser-friendly operation for routine laboratory analysis\u003c\/li\u003e\n\u003cli\u003eOptional printer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle\u003e\n.labtech-spec-table{\n    width:100%;\n    border-collapse:collapse;\n    font-family:Arial,Helvetica,sans-serif;\n    font-size:15px;\n    background:#fff;\n    border-radius:12px;\n    overflow:hidden;\n    box-shadow:0 5px 18px rgba(0,0,0,.08);\n    margin:25px 0;\n}\n\n.labtech-spec-table thead th{\n    background:#1c5f91;\n    color:#fff;\n    padding:16px;\n    text-align:left;\n    font-size:18px;\n    letter-spacing:.3px;\n}\n\n.labtech-spec-table td{\n    padding:14px 16px;\n    border-bottom:1px solid #e8edf2;\n}\n\n.labtech-spec-table tr:nth-child(even){\n    background:#f8fbfd;\n}\n\n.labtech-spec-table tr:hover{\n    background:#eef7fc;\n}\n\n.labtech-spec-table td:first-child{\n    font-weight:600;\n    width:38%;\n    color:#1c5f91;\n}\n\n@media(max-width:768px){\n\n.labtech-spec-table,\n.labtech-spec-table tbody,\n.labtech-spec-table tr,\n.labtech-spec-table td{\ndisplay:block;\nwidth:100%;\n}\n\n.labtech-spec-table thead{\ndisplay:none;\n}\n\n.labtech-spec-table tr{\nmargin-bottom:15px;\nborder:1px solid #ddd;\nborder-radius:10px;\noverflow:hidden;\n}\n\n.labtech-spec-table td{\npadding:12px 15px;\n}\n\n.labtech-spec-table td:first-child{\nbackground:#1c5f91;\ncolor:#fff;\nfont-weight:700;\n}\n}\n\u003c\/style\u003e\n\u003ctable class=\"labtech-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eTechnical Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModels\u003c\/td\u003e\n\u003ctd\u003eSP-IV722G \/ SP-IV721G-100 \/ SP-IV721G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometry\u003c\/td\u003e\n\u003ctd\u003eSingle Beam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonochromator\u003c\/td\u003e\n\u003ctd\u003eCzerny-Turner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetector\u003c\/td\u003e\n\u003ctd\u003eSilicon Photocell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Setting\u003c\/td\u003e\n\u003ctd\u003eManual Turn Knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Range\u003c\/td\u003e\n\u003ctd\u003e325–1000 nm (SP-IV722G)\u003cbr\u003e340–1000 nm (SP-IV721G-100 \/ SP-IV721G)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Accuracy\u003c\/td\u003e\n\u003ctd\u003e±2 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Repeatability\u003c\/td\u003e\n\u003ctd\u003e≤1 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpectral Bandwidth\u003c\/td\u003e\n\u003ctd\u003e5 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light\u003c\/td\u003e\n\u003ctd\u003e≤0.5%T (at 360 nm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Range\u003c\/td\u003e\n\u003ctd\u003e0–100.0%T\u003cbr\u003e0–1.999A\u003cbr\u003e0–1999C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.5%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Repeatability\u003c\/td\u003e\n\u003ctd\u003e≤0.2%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e100%T ≤0.3%T; 0%T ≤0.2%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrift\u003c\/td\u003e\n\u003ctd\u003e±0.5%T \/ 3 min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuvette Holder\u003c\/td\u003e\n\u003ctd\u003e50 mm (SP-IV722G \u0026amp; SP-IV721G)\u003cbr\u003e100 mm (SP-IV721G-100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eBacklit LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eRS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eAC 220V ±22V, 50Hz ±1Hz, 50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet \/ Gross Weight\u003c\/td\u003e\n\u003ctd\u003e13 kg \/ 14 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\n\u003ctd\u003e560 × 500 × 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n.download-btn {\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    gap: 10px;\n    padding: 14px 28px;\n    background: #1c5f91;\n    color: #ffffff !important;\n    text-decoration: none;\n    font-size: 16px;\n    font-weight: 600;\n    font-family: Arial, sans-serif;\n    border-radius: 8px;\n    transition: all 0.3s ease;\n    box-shadow: 0 6px 18px rgba(28, 95, 145, 0.25);\n}\n\n.download-btn:hover {\n    background: #154b72;\n    color: #ffffff !important;\n    transform: translateY(-2px);\n    box-shadow: 0 10px 24px rgba(28, 95, 145, 0.35);\n}\n\n.download-btn svg {\n    width: 20px;\n    height: 20px;\n    fill: #ffffff;\n}\n\n@media (max-width: 767px) {\n    .download-btn {\n        width: 100%;\n        padding: 14px 20px;\n    }\n}\n\u003c\/style\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0667\/3711\/1180\/files\/Brochure-Spectrophotometer-26.7.7_1.pdf?v=1785583875\" class=\"download-btn\" download=\"\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\"\u003e\n        \u003cpath d=\"M19 9h-4V3H9v6H5l7 7 7-7zm-14 9h14v2H5v-2z\"\u003e\u003c\/path\u003e\n    \u003c\/svg\u003e \u003cspan\u003eDownload Brochure\u003c\/span\u003e \u003c\/a\u003e\u003c\/p\u003e","brand":"LABTECH Pakistan","offers":[{"title":"Default Title","offer_id":51766504816780,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3711\/1180\/files\/VisibleSpectrophotometer_SingleBeam_SP-IV721G.webp?v=1785586386","url":"https:\/\/labtech.com.pk\/products\/visible-spectrophotometer-single-beam-sp-iv721g","provider":"LABTECH Pakistan","version":"1.0","type":"link"}