Company Profile:
Henan Tianchi Instrument Equipment Co., Ltd. is a high-tech enterprise specializing in the research and development, production and sales of laboratory instruments and related products. It has created the world's leading supplier of laboratory equipment.
The product range is complete, which can meet the needs of customers for different purposes, and has passed environmental protection, ISO9001, CE and other certifications. Everything is centered on user experience, and constantly improve its own technology and service levels.
Our Future:
1. Service and Quality:
We aim at providing top quality products and best service for our clients.
2. Fair and Reasonable Price:
We never stop trying to find new ways to reduce the production cost so that we can offer our comsters a competitive price.
3. Quick Delivery Time:
We are dedicated to working very hard to make sure each transportation can be safe and punctual.
4. Our Brand Construction:
We are a production-oriented trading company, doing every detail to provide you with the best quality service.
The 721 /722 visible spectrophotometer adopts a classic optical system and sophisticated manufacturing technology, which greatly improves the accuracy and stability of the instrument compared with traditional products; it is widely used in metallurgy, chemical industry, machinery, medicine, biology, agriculture, environmental protection, Teaching and other industries and fields. This instrument is also a necessary inspection equipment in QS certification for food factories.
Product Features:
1. Digital display of measured value.
2. Automatic zero adjustment and automatic adjustment 100.
3. The large sample chamber can accommodate 5-100mm cuvettes.
4. The optional output port RS232 can realize the function of connecting to the printer and connecting to the computer.
5. The original imported tungsten lamp is used to ensure the service life of the instrument.
6. The instrument adopts the latest microcomputer processing technology and is easy to operate.
7. The automatic light door guarantees the service life of the photoelectric sensor and makes the instrument test easier.
Technical Parameters | 721 | 722 |
Optical system | achromatic(1200/mm) | achromatic(1200/mm) |
Wavelength range | 350-1020nm | 350-1020nm |
Wavelength accuracy | ±2nm | ±2nm |
Spectral bandwidth | 6nm | 5nm |
Wavelength repeatability | ≤1nm | ≤1nm |
Transmittance accuracy | ±1%T | ±0.5%T |
stability | ±0.004A/h@500nm | ±0.004A/h@500nm |
drift | ≤0.2%T | ≤0.1%T |
noise | ≤0.3%T | ≤0.2%T |
way of working | T,A,C | T,A,C |
zero adjustment method | automatic | automatic |
weight | 8kg | 8kg |
output method | no | Printable |
light source | tungsten lamp made in China | tungsten lamp made in China |
print interface | Optional | Optional |
luminosity range | 0-200%T,-3-3A,0-9999C | 0-200%T,-3-3A,0-9999C |
sample rack | 1CM sample rack |
Pre-sale service:
24hours online to ensure quick response to customers' inquiry or online message;
Guide customers to choose the best suitable machine model;
Offer detailed specification and competitive prices.
After-sale service:
12 months warranty except for wear parts;
Broken spare parts (except for wear parts) will be sent for free due to quality problems;
In time response to customers technical problems;
We Supply 1 Year Warranty , And Lifelong Free Technical Guiding And Training.
1. How can I choose the suitable one?
Dear customer, please tell us your detailed requirements by mail or online, we will recommend the suitable one as your request.2. Does your price is competitive?
We make sure to offer you the best quality with competitive price.
3. How can I pay?
We accept many payment term, such as T/T, Western Union…
4. When I receive it after pay?
Normal models can be delivered with 5-7days, please contact us to check transport time to your address.
5. How to deliver?
We can send by Express, by Sea and by Air.
6. Is will be broken during transport?
Dear customer, please do not worry, we do standard export package.
7. What should I do if I do not know how to use?
Don't worry, contact our customer service.
8. What should I do if some parts broken?
Please do not worry, we have 12months warranty except wear parts. You can also buy parts from us after 12months.