The Shimadzu UV-1900i is a double-beam UV-Vis spectrophotometer that offers excellent performance, data compliance, and intuitive operability. Let me highlight some key features of this instrument:

1. High Resolution and Ultra-Fast Scan:

• The UV-1900i boasts a high resolution of 1 nm, allowing precise measurements.
• It features an ultra-fast scan function, enabling data acquisition at an impressive rate of 29,000 nm/min1.

1. Low Stray Light and Noise:

• It has the lowest level of stray light and noise in its class, ensuring accurate measurements even at high absorbance readings.

1. Diverse Measurement Modes:

• The UV-1900i supports various measurement modes, including:
• Photometric: For quantifying sample concentration.
• Spectrum: To analyze the entire UV-Vis spectrum.
• Quantitation: For accurate quantitative analysis.
• Kinetics: To study reaction rates over time.
• Time-course: Monitoring changes in absorbance.
• Bio-methods: Specifically designed for biomolecule analysis.

1. Regulatory Compliance:

• The instrument complies with Pharmacopeia standards (JP, USP, and EP).
• Validation functions make it easy to perform checks according to regulatory requirements.
• When combined with LabSolutions™ DB/CS, it adheres to FDA 21 CFR Part 11 and PIC/S GMP guidelines.

1. User-Friendly Interface:

• The touch-screen display provides an ergonomic and easy-to-use interface.
• LabSolutions UV-Vis software simplifies data acquisition, analysis, and project management.

1. Applications:

• Pharmaceuticals and Life Sciences: Ideal for DNA and protein quantitation, dissolution testing, and thermal melt analysis.
• Food and Beverage Analysis: Reliable for assessing ingredients, contaminants, additives, and safety.