Customized Borosilicate Glass Test Tube with Glass Stopper

Customized Borosilicate Glass Test Tube with Glass Stopper Product Description: 1. **Extraordinary Reliability** – Thermo Materials’ ISO 9000 quality system ensures 100% inspection using visual, ultrasonic, and other quality assurance techniques for all products. This guarantees the highest level of reliability and performance. 2. **Outstanding Thermal Shock Resistance** – The material has the lowest coefficient of thermal expansion among commercially available materials, making it highly resistant to sudden temperature changes. 3. **Excellent Refractoriness** – These test tubes are designed to perform reliably under extreme temperatures and pressures, making them ideal for laboratory and industrial applications. **Chemical Composition of Quartz Test Tube (unit: ppm):** **Our Services:** - OEM service available - Production according to customer specifications, including design, packaging, and logo printing - Special packaging for fragile items to ensure safe transportation **Company Information:** HIGHBORN is a leading manufacturer and supplier of high-quality quartz glass and precision ceramics in China. With over 10 years of experience, we specialize in providing solutions for industries such as semiconductors, chemicals, solar energy, textiles, electronics, and lasers. We focus on understanding and meeting our customers' needs while maintaining the highest standards of quality and service. Continuous improvement and strong values like trust, fairness, and respect drive our business. **Why Choose Us?** 1. Trade Assurance Service available with a USD 40,000 guarantee. 2. 8 years as an Alibaba Golden Supplier. 3. 0% complaint feedback. 4. 100% positive reputation. **FAQ:** **Q: How can I get samples?** A: If we have samples in stock, they are free, but you need to cover the shipping cost. For custom samples, a small fee may apply. **Q: How do you protect my product?** A: With over 10 years of export experience, we have developed effective methods to ensure safe delivery. Our skilled workers know how to handle fragile items, and we have never had any breakages. **Q: How do you ship the product?** A: We offer shipping by sea, air, or express. **Q: Can you provide door-to-door service?** A: Yes, we have extensive experience with door-to-door services and offer competitive pricing. **Q: What certificates do you provide?** A: We offer ISO, RoHS, and CE certifications. **Product Specifications:** - Model NO.: HB-8 - Made of: Quartz or Boro 3.3 - Size: Customizable - Color: Clear - Bottom: Round or Flat - Keywords: Test Tube, Glass Test Tube, Glass Test Tube with Cork - Usage: For Lab - Quartz Working Temperature: 1100°C - Glass Working Temperature: 600–700°C - Trademark: HB - Transport Package: Standard Export Packaging - Specification: CE, RoHS - Origin: Jiangsu - HS Code: 7013990000

Connector Automatically Assembles The Device

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