Introduction

Visible spectrophotometer, an analytical instrument commonly used in physic-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, quality control, petro-chemical industry and environmental protection.

Feature

Digital display of measured values

Automatic light door, automatic zero adjustment one hundred instrument calibration

Using imported tungsten lamp, to ensure the life of the instrument

The large sample chamber, the largest place than 10cm cuvette

Optional output port RS232(not include), can connect the printer and connected to the computer function

Parameters

Model: V-721

Wavelength Range: 360-1000nm

Spectral Bandwidth: 6nm

Optical System C-T Single Beam, Grating: 1200lines/mm

Wavelength Accuracy:±3nm

Wavelength Repeatability: ?1nm

Transmission accuracy than: ±1%T

Transmission ratio method: ?0.2%T

Photometric Range: -0.097-1.999A/0-125%T

Stray Light: ?0.3%T @ 220nm,340nm

Stability: ±0.004A/h @500nm

Display: Graphic LCD (3.5 bits)

Keyboard: Membrane keypad

Photometric Mode: T, A, C

Detector: Si Photodiode

Sample Compartment: Standard 10mm path length 4 cuvette; Accommodates 100mm path length cuvette with optional holder

Light Source: D2 lamp(1500hr),Tungsten lamp(2000hr)

Output: RS-232C Port

Power Requirement:AC 220V/60Hz

Dimensions (WxDxH): 17.5"x20.5"x12.5"(450 x 520 x 320mm)

Weight: 17.6lbs