All of our products come with detailed user manuals. These manuals include installation steps, operating instructions, safety precautions, and maintenance recommendations. They not only help you understand how to operate the equipment correctly but also provide detailed technical specifications and troubleshooting methods.

For more complex devices, we also offer video tutorials and remote technical support to ensure you can use the products with ease. If you need additional technical assistance or a digital version of the manual, please feel free to contact our customer service team.

Our chemical instruments strictly comply with various international standards and certifications to ensure product quality, safety, and to meet the needs of our global customers. The main certifications and standards include:

CE Certification (Conformité Européenne)
Most of our equipment is CE certified, indicating that the products meet the safety, health, and environmental protection requirements of the European Economic Area (EEA), allowing them to be legally sold in the European market.

RoHS Directive (Restriction of Hazardous Substances)
Our products comply with the RoHS directive, which restricts the use of certain hazardous substances such as lead, mercury, and others, ensuring that they meet environmental standards for sale in the EU.

ISO 9001: Quality Management System Certification
Our manufacturing processes adhere to ISO 9001 standards, ensuring that every stage from design to production follows strict quality management protocols, providing customers with stable and reliable products.

UL Certification (Underwriters Laboratories)
For the U.S. market, some of our products are UL certified, indicating compliance with U.S. electrical safety standards and providing users with enhanced safety assurance.

FCC Certification (Federal Communications Commission)
Our electronic devices meet FCC standards regarding electromagnetic interference, ensuring that products sold in the U.S. are compliant and safe.

FDA Registration (Food and Drug Administration)
For equipment related to laboratory or medical fields, some of our products are FDA registered, ensuring compliance with medical device standards in the U.S. market.

These certifications enable us to provide high-quality chemical instruments to customers in Europe and the United States, ensuring that our products are safe, reliable, and compliant with all local regulations.

If you need to modify or cancel your order, please contact our customer service team as soon as possible. Orders can be modified or canceled before shipment. The process is as follows:

Modify Order: Please provide your order number and the specific details that need to be changed (such as product model, quantity, shipping address, etc.), and we will expedite the processing of your request upon confirmation.

Cancel Order: Similarly, provide your order number, and once we confirm the order status, we will assist you in canceling the order. If the order has already been shipped, cancellation may involve a return process.

Please note that modification or cancellation requests should be submitted as soon as possible. Orders that have been shipped cannot be directly modified or canceled and must be returned in accordance with policy.

Yes, we offer international shipping, and we provide free shipping for orders that meet specific criteria. No matter where you are in the world, we ensure your order is delivered safely and on time.

Here are the details of our free shipping policy:

• Order Amount Requirement: If your order exceeds [specific amount], you will automatically qualify for free international shipping.
• Shipping Method: Standard shipping is eligible for free shipping. If you require expedited shipping, additional fees may apply.
• Note: Some remote areas may not qualify for free shipping, but if applicable, we will notify you during checkout.

At checkout, the free shipping policy will be applied automatically. If you have any questions about free shipping or other delivery options, feel free to contact our customer service team for assistance.

Once your order is confirmed and payment is received, we typically process and ship the order within 2-3 business days. If the product you ordered requires customization or is out of stock, the processing time may be slightly longer. We will notify you of the estimated shipping time after your order is confirmed.

After your order is shipped, we will provide you with a tracking number via email so you can track the shipment status at any time. If you have any questions regarding the shipping time, feel free to contact our customer service team.

If you have any complaints or concerns, we take them very seriously and aim to resolve the issue as quickly as possible. You can submit a complaint through the following methods:

• Email: Please send a description of your complaint to [complaints email address], including your order number or any relevant information. We will respond within 1-2 business days to address your concerns in detail.
• Phone Support: You can call our customer service hotline at [customer service phone number], and our team will assist you immediately and record your complaint.
• Live Chat: Use the live chat feature on our website to communicate with a customer support representative in real time. Your complaint will be forwarded to the appropriate department for prompt handling.
• Feedback Form: Visit the feedback page on our website, fill in the necessary details, and submit the form. We will contact you to resolve your issue.

We are committed to ensuring a positive customer experience and will address your complaint in a timely manner. If you have any other questions or needs, feel free to contact our customer service team.

If you need to contact customer support, we offer several convenient ways to assist you with any issues:

• Email: You can email our support team at [support email address], and we will respond to your inquiry within 1-2 business days.
• Phone Support: You can call our customer service hotline at [customer service phone number], and our support team will assist you during business hours.
• 实时聊天：访问我们的网站并使用实时聊天功能与客户支持代表实时沟通。
• 帮助中心：我们的网站还提供详细的帮助中心，其中包含常见问题解答和指南，您可以在其中自行找到解决方案。

无论问题是什么，我们的客户支持团队都会致力于为您提供所需的帮助并及时解决您的疑虑。