Manufacturer of Analytical Instruments

 

UV-VIS Spectrophotometer (Double Beam) & (Single Beam)

A wide range of high quality Microprocessor Based UV/ VIS Spectrophotometers are being offered by us. These products are highly durable and reliable and offer accurate readings when brought into applications. One can avail from us products like Microprocessor UV-VIS Spectrophotometer - Double Beam (VSI-501), Microprocessor UV-VIS Spectrophotometer - Single Beam (VSI-502) and Microprocessor UV-VIS Spectrophotometer - Single Beam (Advance Model VSI-503). These instruments are based on contemporary technologies and have user-friendly operations for doing spectrophotometric analysis of any concentration. Our instruments have a lasting functional life and are acclaimed for the precise results delivered. These instruments are applicable in chemical, pharmaceutical, agricultural, biotechnological labs, hospitals, engineering & medical colleges, universities and research institutions.

 

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The perfectly designed Double Beam UV/VIS Spectrophotometer (Model : VSI-501) successfully realizes high accuracy and reliability measurement to meet various application requirements. It can be used extensively for qualitative and quantitative analysis in such fields as Biochemical Research and Industry, Pharmaceutical Analysis and Production, Education, Environmental Protection, Food Industry, Clinical Examination, Sanitation and Anti-Epidemic, Etc.

Features:

  • Wide Wavelength Range, satisfying requirements of various fields.
  • Maximum of 9 wavelengths & 7 samples can be measured at one time.
  • Fully automated design, realizing the simplest measurement and satisfying the requirements of pharmacopoeia.
  • Automatic change-over between W lamp & D 2 lamp.
  • Optimized optics and large scale integrated circuits design, light source and receiver from world famous measurement all add up to high performance and reliability.
  • Rich measurement methods:- Wavelength Scan, Time Scan, Multi-Wavelength Determination, Multi-Order Derivative Determination, Double-Wavelength Method and Triple-Wavelength Method etc., to meet different measurement requirements.
  • Automatic 10mm 8-cell holder.
  • Data output can be obtained via a printer port and a RS-232 interface.
  • Parameters and data can be saved for user's convenience.
  • PC Controlled Measurement can be achieved for More Accurate and Flexible Requirements.

 

 

 TECHNICAL SPECIFICATIONS:

Model

VSI-501

Wavelength Range

190 – 1100 nm

Spectral Bandwidth

1 nm

Working Mode

T, A, C, E

Optical System

Double Beam

Scanning Speed

Fast / Medium / Slow

Photometric Range

-0.3 – 3.4 A, 0 to 220 %T,

Wavelength Accuracy

+ 0.3 nm

Wavelength Reproducibility

< 0.10 nm

Photometric Accuracy

+ 0.3  %T (0-100 %T)

+ 0.002 A ( 0-0.1 A)

Photometric Reproducibility

<0.15% T

Stray Light

< 0.1 %T (NaI 220nm, NaNO2  340nm)

Baseline Flatness

+ 0.002 A

Stability

<0.001 A/hour (at 500nm, after warming up)

Cell Container

Automatic 8 Cell Changer

Noise

+0.001A (at 500nm, after warming up)

Detector

Dual Silicon Photo diode

Display

6 inches high light blue LCD

Key Board

Soft Touch membrane type

Serial Interface

RS-232C Computer Interface

Power

220V +10%, 50Hz, AC

Size (LxBxH)

630x470x210mm (Approx.)

Weight

26 Kg. (Approx.)

Accessories

Quartz Cells – 4 Nos., Glass Cells – 16 Nos., Fuse – 3 Nos., RS-232 (Interface Cable) – 1 No., Software CD – 1 No., Instrument Cover – 1 No. and Instruction Manual – 1 No.

 

 

 

 

Microprocessor Single Beam UV-Visible Spectrophotometer (Model:VSI-502), an analytical instrument commonly used in physico-chemical laboratories to make quantitative and qualitative analysis of specimen materials in the ultraviolet, visible spectral range, finds much scope for its service in such fields as Medicine, Clinical Examination, Biochemistry, Petro-Chemical Industry, Bio-Technology, Environmental Protection and Quality Control. The technique has enjoyed a molecular biology and the need to quantify DNA and proteins.

Features:

·         Highly Accurate and Stable

·         Covers 195 to 1000 nm

·         High Wavelength Precision

·         4 Position Cuvette Holder

·         RS-232 C Computer Interface

·         Compact and Good Looking Shape

·         1 Year Warranty

 

 

 

Technical Specifications:

SPECTRAL

Wavelength

195 to 1000 nm

Spectral Bandwidth

2 nm

Accuracy

+- 0.5 nm

Repeatability

+- 0.3 nm

Resolution

0.1 nm

PHOTOMETRIC

Photometric Range

%T : 0 to 100%, ABS: 0 to 1.999, CONC : 0 to 1999, K-Factor : 0 to 1999

Accuracy

+- 0.005 Abs at 1.0 Abs

+- 0.010 Abs at 1.5 Abs

Readability

+- 1 Count

Stray Light

Less than 0.1% at 320 nm

Data Readout

Single Line LCD Display

Key Board

4 Keys, Soft Touch Membrane Type

Printer Interface

Printer Interface for any centronics dot matrix printer

Serial Interface

RS-232C Computer Interface

Light Source
  1. 6V, 10W Tungsten Halogen Lamp 340-1000 nm
  2. Deuterium Lamp (D2) 195-400 nm with facility to changeover between 340-400 nm.

Detector

Wide Range Silicon Photodiode

Optics

Complete Mirror Optics with Resolution 1200 Grooves/mm Grating

Sample Holder

4 Position Adjustable Sample Holder

Power

230V +-10%, 50Hz AC

Size (LxBxH)

420x350x240mm (Approx.)

Weight

10 Kg. (Approx.)

Accessories

Quartz Cuvette – 1 Pair, Glass Cuvette – 2 Pairs, Interface Cable – 1 No., Software CD – 1 No., Main Lead – 1 No. and Instruction Manual – 1 No.

 

 

 


 

 

Microprocessor UV-VIS Spectrophotometer (Single Beam) - VSI-503 Advance Model is a single beam, general purpose instrument designed to meet the needs of the conventional laboratory. This instrument is ideal for various applications, such as Chemistry, Bio-Chemistry, Petro-Chemistry, Environmental Protection, Food & Beverage Labs, Water & Waste Water Labs and other fields of quality control and research.

This instrument incorporates a 128x64 dots matrix LCD display for photometric results in terms of %Transmission (%T), Absorbance(Abs.), Concentration (Conc.) and easy to operate. The instrument operates at wavelength between 200 to 1000 nm. Deuterium lamp (D2) and Tungsten Halogen lamp (W) are used.  It is ideal for measurements in the visible and ultraviolet wavelength region of the electromagnetic spectrum.

 Features:

·         Range 200 To 1000 nm

·         4-Position Cuvette Holder

·         128x64 Dots LCD Display

·         USB Computer Interface

·         1 Year Warranty

 

Technical Specifications : VSI-503

Wavelength Range

200 - 1000 nm

Wavelength Accuracy

+-0.5 nm

Wavelength Repeatability

+-0.1 nm

Wavelength Readability

0.1 nm

Spectral Bandwidth

1 nm

Photometric Range

0~200 %T, -0.3~3.0A, 0~1999C

Photometric Accuracy

+- 0.3 %T

Photometric Repeatability

+- 0.3 %T

Stray Radiant

<= 0.3 %T, (At 220 nm, 360 nm)

Stability

+- 0.002 A/1hr/ 500 nm (after 20 min warm-up)

Light Source

Deuterium Lamp & Tungsten Halogen Lamp

Power Supply

85-250 V 50 Hz, AC

Display

128x64 Dots Alphanumeric LCD Display

Data Output

USB & Parallel Port

Sample Holder

4 Position 10mm Cell Changer

STANDARD ACCESSORIES

Square Glass Cuvettes – 4 Nos.,  Software CD – 1 No., Operation Manual – 1 No., Dust Cover – 1 No.

 

 Submit a request to get commercial offer by visiting our Contact Us page.

Contact

VSI ELECTRONICS PVT. LTD.

info.vsielectronicsmohali@gmail.com

F-330, PHASE VIII-B, SECTOR 74, INDUSTRIAL AREA, S.A.S. NAGAR, MOHALI - 160071, CHANDIGARH (INDIA).

+91-172-4627238,
+91-9855076463, 9814016463,
+91-9041931993

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Contact Persons : Mrs. Vaishali Bhatia & Mr. Vijay Bhatia

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