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A professional manufacture and sales of various electronic balances, moisture analyzers, viscometers and laboratory instrument manufacturer of weight measure instruments.​​​​​​​.

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W&J Instrument Co., Ltd. specializes in manufacturing analytical balance scale, precision weighing scale, density scale, moisture analyzer, digital viscometer, ph meter and test calibration weights. We have passed certification ISO9001:2008, ISO14001:2004, CE and ROHS. 

We have over 20 years of production experience and over 15 years of export sales experience, and more than 2000m2 factory.

60kg 100kg 200kg 300kg 500kg 1g 10g Precision Weighing Platform Scale
1. Pan: 300×400 mm or 400*500 mm (iron stainless)2. Display: LCD (white back-light) (L×W) 110×30 mm3. Power: AC/DC (Rechargeable Battery: work > 40h)4. Units: kg, g, oz, lb, ct5. More functions: counting, last remember, %, full range tare, over-load protection, zero tracking, low-battery indicator6. Attachments: english manual, adaptor, rechargeable battery7. Speed: 2 s8. Value stable time: 1 s
M1 F2 F1 Class Grip Handle Test Weight Stackable Calibration Counter Pillow Weights
Definition and function of weightsA calibration weight is a precisely manufactured mass block used to provide a standard mass or load during the measurement process. Its main applications include:a. Calibration of measuring equipment: such as balances, electronic scales, etc., to ensure that the readings they display are accurate.b. Calibration of other equipment: such as certain mechanical equipment, used to determine the load or other parameters of the machine.c. Providing standards for scientific research: In some experiments, accurate mass is required as a reference, and weights come in handy.
0.01g 1kg/2kg/3kg/4kg/5kg/6kg Table Top Loading Under Hook Weighing Scale Laboratory Balance
W&J Best Quality Analytical Balance Factory,Good product quality, reasonable price and high cost performanceW&J brand new automatic internal school analytical balance has a large touch color screen, five-sided fully transparent glass windshield. Using a new generation of electromagnetic force sensor, stable performance, small error. The balance has functions such as counting, multi-unit conversion, tare, zero tracking and so on. Fully automatic internal calibration, simple operation. Built-in RS232 or USB interface, you can connect to computers, printers and other equipment.
10mg 6kg 5kg 4kg 3kg 2kg 1kg 600g 0.01g RS232 Gold Scale Digital Industrial Weighing 6kg Commercial Precision Balance
W&J Best Quality Analytical Balance Factory,Good product quality, reasonable price and high cost performanceW&J brand new automatic internal school analytical balance has a large touch color screen, five-sided fully transparent glass windshield. Using a new generation of electromagnetic force sensor, stable performance, small error. The balance has functions such as counting, multi-unit conversion, tare, zero tracking and so on. Fully automatic internal calibration, simple operation. Built-in RS232 or USB interface, you can connect to computers, printers and other equipment.
E1 E2 F1 F2 M1 Class 5kg 10kg 20kg 25kg Stainless Steel Reloading Cylindrical Big Weighing Calibration Weights
Place of Origin: Jiangsu China (Mainland)Brand: W&JMaterial: JF-1 stainless steelNominal Value: 1mg-20kgClass: E1, E2, F1Polarization: E1≤2.5μT; E2≤8μT; F1≤25μTSusceptibility: <0.005-0.002Density: 8.0g/cm³Finish: polishingStyle: CylindricalApplication: lab, chemical, medical, commercial and educational use Nominal Value: 1mg-50kgMaterial: 304 stainless steelColor: SilverDensity: 7.9g/cm³Susceptibility: <0.05-0.1Class: F1,F2,M1Polarization: F1≤25μT; F2≤80μT;M1≤250μTFinish: Polishing
Customized School Teaching Lab Tray Balances manufacturers From China | W&amp;J
School Teaching Lab Tray Balances  compared with similar products on the market, it has incomparable outstanding advantages in terms of performance, quality, appearance, etc., and enjoys a good reputation in the market.W&J summarizes the defects of past products, and continuously improves them. The specifications of School Teaching Lab Tray Balances can be customized according to your needs.School Teaching Lab Tray BalancesCapacity from 100g to 5000g
Customized 2024 New 0.001g 0.01g Big LCD Digital Weigt Gram Balance Precision Scale manufacturers From China | W&amp;J
W&J Best Quality Analytical Balance Factory,Good product quality, reasonable price and high cost performanceW&J brand new automatic internal school analytical balance has a large touch color screen, five-sided fully transparent glass windshield. Using a new generation of electromagnetic force sensor, stable performance, small error. The balance has functions such as counting, multi-unit conversion, tare, zero tracking and so on. Fully automatic internal calibration, simple operation. Built-in RS232 or USB interface, you can connect to computers, printers and other equipment.
Customized Standard Testing Stainless Steel Test Hooked Weights manufacturers From China | W&amp;J
Standard Testing Stainless Steel Test Hooked Weights  compared with similar products on the market, it has incomparable outstanding advantages in terms of performance, quality, appearance, etc., and enjoys a good reputation in the market.W&J summarizes the defects of past products, and continuously improves them. The specifications of Standard Testing Stainless Steel Test Hooked Weights can be customized according to your needs.
F2 M1 Class OIML Round Opening Weight Slotted Hooked Weight Set
Material: 304 stainless steelColor: SilverDensity: 7.9g/cm³Susceptibility: <=0.05Class: F2,M1Polarization: F2≤80μT;M1≤250μTFinish: Polishing
0.001g 0.01g 0.1g LED Display Weighing Scale Milligram Balance
W&J Best Quality Analytical Balance Factory,Good product quality, reasonable price and high cost performanceW&J brand new automatic internal school analytical balance has a large touch color screen, five-sided fully transparent glass windshield. Using a new generation of electromagnetic force sensor, stable performance, small error. The balance has functions such as counting, multi-unit conversion, tare, zero tracking and so on. Fully automatic internal calibration, simple operation. Built-in RS232 or USB interface, you can connect to computers, printers and other equipment.
Brass Weights
Brass weightsClass F1/F2/M1
Customized Test Weight Sets Calibration Standard Weights Manufacturers From China | W&amp;J
Customized Test Weight Set  compared with similar products on the market, it has incomparable outstanding advantages in terms of performance, quality, appearance, etc., and enjoys a good reputation in the market.W&J summarizes the defects of past products, and continuously improves them. The specifications of Customized Test Weight Set can be customized according to your needs.Stainless Steel/Chrome plated/Brass
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We also provide customized electronic balances/ laboratory scales with special functions according to customer needs.


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If you have any question, please contact us.

Tel: 0086-(0)519-85286336

Mobile: 0086-136 0612 1307

E-mail: weighinginstru@gmail.com

Wechat/Whatsapp: 0086-136 0612 1307

Add: Huayuan Road, Mudu Town, Jiangsu Province, PRC

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