190-1100nm Double Beam UV-Vis Spectrophotometer, SP-UV3101 | DLAB Scientific

Q1: What are the official technical specifications of the DLAB SP-UV3101 Double Beam UV-Vis Spectrophotometer?

• Model: DLAB SP-UV3101 Touch Screen Double Beam UV-Vis Spectrophotometer.

• Wavelength Range: 190 to 1100 nm.

• Optical System: True Double Beam optical system with holographic grating monochromator and dual silicon photodiode detectors for simultaneous sample and reference measurement.

• Light Source: Pre-aligned Deuterium lamp and Tungsten-Halogen lamp with socket design for easy, tool-free replacement.

• Spectral Bandwidth: 1.0 nm.

• Wavelength Accuracy & Repeatability: Accuracy of plus or minus 0.1 nm at 656.1 nm and plus or minus 0.3 nm full range; repeatability of less than or equal to 0.1 nm.

• Photometric Range: -0.3 to 3.0 A, 0 to 200% T, 0 to 9999 C.

• Photometric Accuracy: plus or minus 0.002 A (0 to 0.5 A), plus or minus 0.004 A (0.5 to 1.0 A).

• Photometric Repeatability: Less than or equal to 0.001 A (0 to 0.5 A), less than or equal to 0.0015 A (0.5 to 1.0 A).

• Stray Light: Less than or equal to 0.03% T at 220 nm and 360 nm.

• Baseline Stability: Less than or equal to 0.0005 A/h at 500 nm (after 2 hours of preheating).

• Display Screen: 10.1-inch high-resolution color capacitive touch screen with Windows-based graphical interface.

• Data Storage & Interface: Massive internal memory for test data and standard curves, with multiple USB ports for direct data export to USB flash drives in Excel or CSV formats.

• Power Supply & Rating: AC 110V to 240V, 50/60 Hz, 150W.

• Dimensions & Net Weight: Dimensions (W x D x H) approx. 625 x 430 x 206 mm; Net Weight: 20 kg.

Q2: What is the price and local procurement procedure in Bangladesh (BD)?

• Price Range: In Bangladesh (BD), the regular market price for the DLAB SP-UV3101 Double Beam Spectrophotometer typically ranges between BDT 750,000 and BDT 880,000, depending on import shipping duties, customs clearance, and local supplier support packages.

• Procurement Procedure: For official corporate price quotations, institutional tenders, and direct stock verification in BD, contact authorized laboratory distributors such as Federal Scientific Mart (fsm.com.bd).

Q3: What warranty coverage and technical support are provided in Bangladesh?

• Warranty Terms: The DLAB SP-UV3101 comes standard with a 12-month (1-year) factory warranty covering optical dual-beam splitter faults, lamp ignition failures, touch screen display defects, and internal electronics.

• Local Support: Authorized local suppliers like Federal Scientific Mart provide professional on-site installation, operational training, optical calibration support, and maintenance service across Bangladesh.

Q4: How does the true double beam optical system enhance analytical performance?

• Simultaneous Reference Compensation: Unlike single-beam units, the true double beam design splits the light beam to pass through the sample and reference cuvettes simultaneously, automatically compensating for light source fluctuations and drift.

• Exceptional Stability: Yields superior baseline stability (less than or equal to 0.0005 A/h) and high photometric accuracy, making it ideal for long-term kinetic studies and high-precision pharmaceutical assays.

Q5: Which primary applications and industries utilize the SP-UV3101 spectrophotometer?

• Advanced Pharmaceutical R&D & QC: Rigorous multi-component analysis, active ingredient verification, and compliance-driven batch testing.

• Life Sciences & Biotechnology: High-precision DNA, RNA, and protein quantification assays requiring low baseline noise.

• Materials Science & Chemical Engineering: Detailed spectrum scanning, kinetic enzyme analysis, and high-purity chemical testing in industrial and university laboratories.

Q6: How do you operate and execute an analysis run on the SP-UV3101 step-by-step?

• Warm-Up: Power on the instrument and let it preheat for 30 to 60 minutes for optimal double-beam thermal equilibrium.

• Application Selection: Tap your desired testing mode (e.g., Photometric, Quantitative, Kinetics, or Spectrum Scan) on the 10.1-inch color touch screen.

• Blank Setup: Place reference blank cuvettes into both the sample and reference light paths to perform an automated baseline calibration.

• Sample Testing: Replace the sample-side blank with your test cuvette, close the compartment lid, and view real-time spectral curves or data tables on screen.

• Data Export: Save results to internal storage or export them directly via USB to a flash drive in Excel format.

Q7: What software features and compliance tools are built into the system?

• Comprehensive PC & Touch Software: Includes advanced built-in applications for spectrum scanning, time scan kinetics, multi-wavelength testing, and DNA/protein calculations.

• Regulatory Compliance: Supports GLP/GMP requirements, user account management, password protection, and audit trail logging for secure pharmaceutical environments.

Q8: How do you properly clean and maintain the spectrophotometer?

• Compartment Care: Keep the multi-position cuvette sample compartment clean and dry. Immediately wipe up any liquid or chemical spills to protect the internal mirrors and detectors.

• Touch Screen Maintenance: Clean the 10.1-inch capacitive touch screen gently using a soft, dry micro-fiber cloth. Avoid abrasive chemical solvents.

• Lamp Replacement: Replace socket-type pre-aligned tungsten or deuterium lamps through authorized technicians when light intensity or baseline noise increases.

Q9: What items are included in the standard factory package when purchased?

• Main Unit: DLAB SP-UV3101 Touch Screen Double Beam UV-Vis Spectrophotometer main body.

• Standard Accessories: Pair of optical glass cuvettes, pair of quartz cuvettes, power cord, protective dust cover, and software package.

• Documentation: Factory calibration certificate and quality inspection report.

Q10: Why purchase DLAB analytical equipment from Federal Scientific Mart (fsm.com.bd)?

• Genuine OEM Supply: 100% authentic DLAB Scientific analytical equipment imported directly from certified manufacturing lines with official serial numbers.

• Local Technical Support: Expert instrument installation, software navigation training, and reliable local warranty service in Bangladesh.

• Nationwide Logistics: Safe, secure delivery to Dhaka, Chittagong, Rajshahi, Khulna, Sylhet, Barisal, Rangpur, and advanced research or pharmaceutical laboratories across Bangladesh.