"Keep improving and serve with integrity" is the business purpose of our company. Our company relies on safe and high-quality Total Nitrogen Tester, hot plate, Digestion Furnace, reasonable price, and beautiful shape to win the welcome of domestic and foreign customers. Integrity and commitment enable us to establish long-term and win-win cooperation with many dealers and customers. We hope to transform technological advantages into economic and competitive advantages, so as to build a world-class supplier of buffered solution. Our corporate culture is: the company and employees to achieve a win-win situation, we want to create wealth for the economy and society! Our company promotes transparency, accountability, and ethical business practices. Our company is dedicated to the research and development of advanced robotics technology. We have accumulated rich technical and management experience, and our nationwide marketing network and branches enable us to provide technical services to our customers quickly and easily. Corporate culture is the wisdom and crystallization of our company, representing our calmness and self-confidence, and is the inheritance of spirit, sublimation of thought, interpretation of philosophy, outline of strategy and guidance of development direction.
  • PH Buffer Solution
    Configuration: pH 4.00, pH 6.86, pH 9.18 (1 bottle each)
    Volume: 100mL per bottle
    Application: pH meter calibration, electrode verification, pH traceability
    Compatibility:...
  • Digital Thermostatic Water Bath
    Model: HH-12-A
    Temperature Range: Room temperature +5-99.9℃
    Display Resolution: 0.1℃
    Display Mode: LCD backlight display
  • Thermostatic Water Bath Unit
    Model: HH-11-A, HH-11F-A, HH-11C-A, HH-11FC-A
    Temperature Range: Room temperature: +5-99.9℃
    Display Resolution: 0.1℃
    Display Mode: LCD backlight display
  • Portable UV Analyzer
    Model: WFH-204B
    UV Wavelength: 254nm, 365nm
    UV Filter Plate Size: 50mm×150mm
    Power Supply: AC220V ± 10% 50HZ
    Lamp Tube Voltage: 50V ± 10V
  • Mini Digital Magnetic Stirrer
    Model: M-CL
    Timing Function: No
    Charging Function: No
    Speed Range: 0-1800 rpm
  • Dispersator
    Model: JB-SF550
    Power: 550W
    Adjustment Range: 0-6000r/min
    Dispersion Disc: 50mm, 60mm
  • Brushless Stirrer
    Model: QW-WS60-ST
    Motor Power: 60w
    Timing Function: 0-9999min
    Speed Range: 100-1600rpm
  • Photographic Dark Box UV Analyzer
    Model: WFH-203BP
    Ultraviolet Wavelength: 254nm 6W×2; 365nm 6W×2
    Visible Light: 6W×1
    Ultraviolet Color Filter: 200×90mm
  • Super Constant Temperature Water Bath
    Model: HS-501A
    Heating Power: 1000W
    Temperature Control Range: Ambient +8~99.9°C
    Temperature Fluctuation: ≤±0.2°C
  • Four-Hole Digital Constant Temperature Water Bath
    Model: HH-24-A
    Temperature Range: Room temperature +5~99.9℃
    Display Resolution: 0.1℃
    Display Mode: LCD backlight display
  • Six-Hole Digital Constant Temperature Water Bath
    Model: HH-26-A
    Temperature Range: Room temperature +5~99.9℃
    Display Resolution: 0.1℃
    Display Mode: LCD backlight display
  • Mini Thermostatic Dry Bath
    Model: M-JSY-HL
    Cooling Method: Heating + Refrigeration Dual Function
    Temperature Control Range: 10~100°C (Lower temperatures available for non-standard customization)
    Time...
Marcella Nettles star star star star star
The company has brought us a very pleasant cooperation experience, and the product is very good, we will continue to pay attention to your new products.
Susan Hartzell star star star star star
Working with you has saved us a lot of heartache because you are a trustworthy company.
Adam Diaz star star star star star
Without them, we would not be able to master product data so quickly and buy a lot of the products we need, which also gives us the confidence to deal with new markets and customers.
Cynthia Weller star star star star star
With years of production experience, the company provides each customer with the most satisfied and professional after-sales protection, ensures that customers around the world can obtain the most
Steven Wilmot star star star star star
Even though we had a little friction during the cooperation, we are confident that our relationship will become closer through this cooperation.
Deborah Steele star star star star star
The quality of the product is the quality of the company. The quality of the company's products is very good, which shows that they care about the customer experience.
The company has complete testing equipment, perfect testing methods, and professional technical personnel, which have laid a solid foundation for the quality of salinity meter, Benchtop Chlorine Dioxide Analyzer, PH Glass Composite Electrode. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of buffered solution in China, featured by quality products and good service. Please rest assured to buy bulk durable buffered solution in stock here from our factory. We also accept customized orders.
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