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W&J  has been tested according to the general standards. It is tested in terms of functionality, strength, stiffness, wears, and corrosion.

Place of Origin: Jiangsu China (Mainland)
Brand: W&J
Material: JF-1 stainless steel
Nominal Value: 1mg-20kg
Class: E1, E2, F1
Polarization: E1≤2.5μT; E2≤8μT; F1≤25μT
Susceptibility: <0.005-0.002
Density: 8.0g/cm³
Finish: polishing
Style: Cylindrical
Application: lab, chemical, medical, commercial and educational use


Nominal Value: 1mg-50kg
Material: 304 stainless steel
Color: Silver
Density: 7.9g/cm³
Susceptibility: <0.05-0.1
Class: F1,F2,M1
Polarization: F1≤25μT; F2≤80μT;M1≤250μT
Finish: Polishing

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1.7.How about the shipping
Express Courier door to door, Airline and Ocean transportation
2.3.How does your company do regarding quality control
Quality is priority. We always focus on every detail and make quality test three times before goods delivery. ISO, CE and ROHS are approved.
3.8.About trade terms
Normaly T/T for bulk order. EXW, CIF, FOB...available


1.Good product quality, reasonable price and high cost performance
2.Have a production workshop of more than 2000 square meters, a complete production line, and a management technical team
3.The company has been engaged in production for more than 25 years and has a dedicated R&D team that develops new products every year
4.The company independently develops and designs new products, and its technology is in a leading position in China. It has a rich product line, including analytical balances, laboratory balances, moisture analyzers, viscometers, acidity meters, etc.

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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Just tell us your requirements, we can do more than you can imagine.

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