W&J | Low-cost ultraviolet visible spectrometer manufacturing

Set up years ago, W&J is a professional manufacturer and also a supplier with strong capabilities in production, design, and R&D. ultraviolet visible spectrometer W&J have a group of service professionals who are responsible for answering questions raised by customers through the Internet or phone, tracking the logistics status, and helping customers solve any problem. Whether you'd like to get more info on what, why and how we do, try our new product - Low-cost ultraviolet visible spectrometer manufacturing, or would like to partner up, we'd love to hear from you.W&J is made of materials which are carefully selected and sourced. The raw materials used do not contain any toxic or harmful substances such as mercury, lead, polybrominated biphenyl, and polybrominated diphenyl ethers.

• Instrument Usage

• It can be used for scientific research in disciplines such as physics, chemistry, medicine, biology, pharmacology, geology, etc. It is one of the important quality control instruments widely used in industries such as chemical engineering, pharmaceuticals, biochemistry, metallurgy, light industry, materials, environmental protection, medical testing, and analytical industries. It is an essential instrument for conventional laboratories.

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• Models	UV-1600PC
  Operation mode	Host or PC operating including on-line software
  Wavelength range	190 - 1100nm
  Spectral bandwidth	2nm
  Optical system	Accurate , Czerny-Turner, Grating 1200line/mm
  Wavelength Accuracy	±0.1 nm（656.1 nm D2）,±1 nm(the whole wavelength range)
  Wavelength Repeatability	±0.5nm
  Wavelength Resolution	0.1nm
  Photometric Range	­3 to 3A ;  0-200%T;  -9999 to 9999C
  Photometric Accuracy	±0.002A(0～0.5A)±0.004A(0.5～1A) ±0.008A(1～2A) ±0.5%T(0～100%T)
  Photometric Repeatability	±0.001A(0～0.5A)±0.002A(0.5～1A) ±0.004A(1～2A) ±0.0.3%T(0～100%T)
  Stray light	≤ 0.1%T （220 nm，NaIï¼›340 nm，NaNO2）
  Baseline Flattness	±0.0015A（200～1000nm）
  Stability	±0.001A/hr @500nm ,0A
  Derivative resolution	>0.5
  Data output	128×64 array graphic LCD
  Size	470×390×225
  Weight	13.5Kg

• FAQ

• 1.6.How long do you offer for after-sells services

  12 -24 months. We can also provide lifetime maintenance.
• 2.4.Lead time for large order

  5-10 days for ready to ship items, 15-25 days for customize production
• 3.7.How about the shipping

  Express Courier door to door, Airline and Ocean transportation

• Advantages

• 1.Convenient transportation, close to Shanghai, welcome to visit the factory for negotiation
• 2.The problem is solved quickly and the after-sales service is guaranteed
• 3.The company has a complete quality system certification ISO14001, ISO9001
• 4.Good product quality, reasonable price and high cost performance

• About W&J

  W&J Instrument is a professional manufacture and sales of various electronic balances, moisture analyzers, viscometers and laboratory instruments. After nearly 30 years of development, we have developed and produced various high-precision laboratory analytical balances with accuracy 0.1mg, 0.001g, 0.01g, etc.. We have passed ISO9001:2015 Quality Management System certification. In the past 3 decades of years, we have provided more than 300,000 laboratory precision analytical balances with excellent quality to more than 10,000 enterprises and institutions in the chemical, pharmaceutical, textile, food and colleges. We also provide customized electronic balances/ laboratory scales with special functions according to customer needs. With the development, we have introduced other series of laboratory instruments to the market, such as moisture analyzer, rotary viscometers, pH meters, etc. We are also the first company in China research and develop rapid moisture analyzer independently. At present, we are still committed to researching and developing at least one new product each year. Since the establishment of the international trading department in 2014, we have promoted our products to various regions around the world. Our products have been sold to more then 100 countries. And establish a long-term stable cooperative relationship with multiple customers, provide customers with solid and strong support. W&J Instrument has passed ISO, CE(Lvd), CE(EMC), ROHS certification.

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• Company Advantages

• 01

  The company's independent research and development can provide customers with OEM services

  02

  High product performance, low failure rate

  03

  Fast delivery speed, stable delivery time

• Frequently Asked Questions about double beam uv visible spectrophotometer

• Q:

  3.How does your company do regarding quality control        

  A:

  Quality is priority. We always focus on every detail and make quality test three times before goods delivery. ISO, CE and ROHS are approved.

• Q:

  9.Can you use our logo        

  A:

  Yes, we can print your logo on label, keyboard or packing box.

• Q:

  8.About trade terms        

  A:

  Normaly T/T for bulk order. EXW, CIF, FOB...available

• Q:

  4.Lead time for large order        

  A:

  5-10 days for ready to ship items, 15-25 days for customize production

• Q:

  10.Can I buy a sample or small quantity        

  A:

  Yes, sure. Sample or small quantity is available.