Shanghai Yoke Instrument Co.,Ltd.

Shanghai Yoke Instrument Co.,Ltd. Manufacturer of lab instrument with CE/ISO certificate. Our factory provides OEM services.

Meet the New M Series SpectrophotometerA powerful UV-Vis spectrophotometer engineered for today's laboratories.๐Ÿ”น 11" Tou...
17/08/2026

Meet the New M Series Spectrophotometer
A powerful UV-Vis spectrophotometer engineered for today's laboratories.
๐Ÿ”น 11" Touchscreen Interface
๐Ÿ”น Photometric, Quantitative & Spectrum Scan Modes
๐Ÿ”น DNA/Protein Analysis
๐Ÿ”น GLP/GMP Compliance
๐Ÿ”น WiFi & Bluetooth Connectivity
๐Ÿ”น Optional Peltier System, Integrating Sphere & More
From research laboratories to industrial quality control, the M Series delivers the precision, flexibility, and smart connectivity professionals demand.
๐Ÿ“ฉ Contact us to schedule a demo or request a quotation.

[email protected]
Whatsapp/Wechat:+86 18340821210

Why is the DOBI Test Important in the Palm Oil Industry? ๐ŸŒด๐ŸงชThe Deterioration of Bleachability Index (DOBI) is one of the...
17/08/2026

Why is the DOBI Test Important in the Palm Oil Industry? ๐ŸŒด๐Ÿงช
The Deterioration of Bleachability Index (DOBI) is one of the most important quality parameters used to assess the condition of Crude Palm Oil (CPO) before refining.
DOBI is calculated from the ratio of absorbance at 446 nm (carotene content) to 269 nm (secondary oxidation products), providing a quick indication of oil quality and bleachability.
A higher DOBI value generally indicates:
โœ… Better crude palm oil quality
โœ… Easier refining and bleaching
โœ… Lower refining costs
โœ… Higher-value end products
A lower DOBI value may indicate oil deterioration caused by oxidation, poor fruit handling, delayed processing, or improper storage.
To simplify routine quality control, the YOKON IT-400U Split Beam UV-Vis Spectrophotometer comes with a built-in DOBI testing module, allowing laboratories to obtain DOBI results quickly without external calculations or additional software.
Key Benefits:
โœ” Built-in DOBI testing module
โœ” High-performance Split Beam optical system
โœ” 10.1" touch screen with intuitive operation
โœ” Fast and reliable analysis
โœ” USB data export for reporting
โœ” Economical investment with premium performance
Whether you're operating a palm oil mill, refinery, inspection laboratory, or research institution, the IT-400U provides an efficient and cost-effective solution for routine DOBI analysis.
At YOKE, we are committed to delivering high-quality analytical instruments at an affordable price, helping laboratories improve productivity without compromising performance.

๐Ÿ“ฉ Interested in learning more or arranging a product demonstration?

๐Ÿ“ง [email protected]
๐Ÿ“ฑ Whatsapp/Wechat: +86 18340821210

โš–๏ธ Fast. Accurate. Reliable. Meet the YOKON T Series Touch Screen Balance.In laboratory and quality control environments...
17/08/2026

โš–๏ธ Fast. Accurate. Reliable. Meet the YOKON T Series Touch Screen Balance.
In laboratory and quality control environments, accurate weighing is the foundation of reliable analysis.
The YOKON T Series Touch Screen Balance is designed to provide fast and dependable weighing performance, with weighing speeds of up to 2 seconds.
Key Features
๐Ÿ”น Large 7-inch color touchscreen for intuitive operation
๐Ÿ”น Readability down to 0.01 mg on selected models
๐Ÿ”น Weighing capacity available up to 500 g, depending on model
๐Ÿ”น Parts counting & percentage weighing
๐Ÿ”น Check weighing for quality control applications
๐Ÿ”น Animal weighing and density weighing
๐Ÿ”น Standard anti-static module to reduce electrostatic interference
๐Ÿ”น Electronic level adjustment indicator for easier setup
๐Ÿ”น GLP/GMP functions for improved data traceability
Suitable for a Wide Range of Applications
๐Ÿงช Laboratories & Research
๐Ÿญ Manufacturing & Quality Control
๐Ÿ’Š Pharmaceutical Industry
๐Ÿ’Ž Jewellery & Precision Weighing
๐ŸŽ“ Education & Training
From routine laboratory weighing to more demanding precision applications, the T Series offers a practical combination of speed, accuracy and versatility.
Looking for a reliable laboratory balance without unnecessary complexity?
๐Ÿ“ฉ Contact us for product information, specifications or a quotation.

[email protected]
Whatsapp/Wechat:+86 18340821210

Smarter FFA Testing for the Palm Oil Industry: Moving from Manual Titration to AutomationFree Fatty Acid (FFA) is one of...
17/08/2026

Smarter FFA Testing for the Palm Oil Industry: Moving from Manual Titration to Automation

Free Fatty Acid (FFA) is one of the important quality indicators in palm oil testing.

During processing and storage, oils can undergo hydrolysis, resulting in an increase in free fatty acids and acid value. Excessive FFA can affect oil quality, freshness, flavour and ultimately the quality of finished food products.
For laboratories performing routine palm oil analysis, accurate and consistent FFA determination is therefore essential.

Why move beyond manual titration?
Traditional titration methods often rely on the operator to identify the endpoint through a visual colour change. With palm oil and other coloured samples, this can introduce subjectivity and operator-to-operator variation.
This is where automated potentiometric titration offers a significant advantage.

The Yokon KM-20 Automatic Potentiometric Titrator determines the titration endpoint by monitoring the potential change during the neutralisation reaction. Instead of relying on visual observation, the system automatically identifies the endpoint and generates the titration curve for analysis.
Key advantages for palm oil laboratories
๐Ÿ”น Improved endpoint detection
๐Ÿ”น Better repeatability
๐Ÿ”น Higher laboratory efficiency
๐Ÿ”น Complete titration curves and results
๐Ÿ”น Flexible applications
๐Ÿ”น Traceable data management

KM-20 Automatic Potentiometric Titration achieved an RSD of 0.2% for acid value determination in palm oil, demonstrating strong reproducibility in the reported application.

For industries such as palm oil refining, food manufacturing and instant noodle production, where routine oil-quality monitoring is critical, automation can provide a practical way to improve both testing consistency and laboratory productivity.

The goal of automation is not simply to replace manual work.
It is about creating a testing process that is:
More consistent. More efficient. More traceable.
The Yokon KM-20 Automatic Potentiometric Titrator is designed to bring this level of automation to routine titration applications, including FFA and acid value determination in edible oils.

If your laboratory is currently performing manual FFA titration and you are looking to improve testing efficiency and repeatability, automated potentiometric titration could be the next step.

Any query,please contact me freely.
[email protected]
Whatsapp/Wechat:+86 18340821210

CPHI & PMEC China 2026โ€‹Welcome to Yoke Instrument Booth๏ผ
17/06/2026

CPHI & PMEC China 2026
โ€‹Welcome to Yoke Instrument Booth๏ผ

AAS
27/04/2026

AAS

27/04/2026

As the May Day holiday is approaching, we will ship five truckloads of goods tonight.

Address

No. 228, Qingling Road, Fengxian
Shanghai
201414

Opening Hours

Monday 08:30 - 17:30
Tuesday 08:30 - 17:30
Wednesday 08:30 - 17:30
Thursday 08:30 - 17:30
Friday 08:30 - 17:30

Telephone

+8618340821210

Website

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