Visible Spectrophotometer 721 wavelength range 320-1020nm Spectral Bandwidth 6nm

Description

Visible Spectrophotometer 721 wavelength range 320-1020nm Spectral Bandwidth 6nm
Introduction
This Model is a simple single beam spectrometer. The wavelength is set manually from the dial on the front panel. Direct readout of transmission or absorption on the LED display. Low price and simple design make this model make this ideal tool for education or routine analysis.
Specifications:
Model
721
Wavelength Range
320-1020nm
Spectral Bandwidth
6 nm
Optical System
C-T Single Beam, Grating 1200lines/mm
Wavelength Accuracy
±3nm
Wavelength Repeatability
1nm
Photometric Accuracy
±0.1%T
otometric Repeatability
±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)
Payment
We accept payment through PAYPAL only.
Shipping
1.
Items will be shipped within 3days upon the receipt of payment.
2.
Please verify your address when checkout from PAYPAL.
We will ship item to your PAYPAL address. If other address, please advise us by eBay or E-mail.
3.
The estimated delivery time is 10~20 workings days to Asian, USA, AU, UK, most western European countries; 15~30 workings days to most
other countries. Delivery maybe delayed due to public holiday.
If it's needed
urgently, we can send via DHL with competitive agent freight cost. Please kindly contact us before payment.
4.
Buyer will be responsible for the custom duty and local import taxes if incurred.
Our Commitment
1.
We provide 12 months warranty.
2.
In case of the item malfunctioned under proper usage per instruction manual during warranty period, please kindly contact us and return it at your shipping cost for a replacement. We will resend you a replacement at our shipping cost.
3.
If you have NOT received item in 40 days, we will check it with post office, and then resend or refund any missing item.
Contact
1.
If you are not satisfied, please contact us to resolve any issues. Please do NOT leave negative feedback without asking for help. We work hard to make sure EVERY CUSTOMER 100% satisfaction.
2.
For any inquiries, issues or assistance, please contact us via eBay or leave your mail address.
3.
All emails will be answered within 2 working days. If you do not receive our reply, please kindly re-send your email and we will reply to you as soon as possible.
Our
aim
is to exceed our customer’s expectations in quality, delivery and cost through continuous improvement and customer interaction.