Pharmaceutical Dissolution Testing Solutions

Dissolution testing plays a crucial role in ensuring drug performance, quality, and regulatory compliance across the pharmaceutical manufacturing process. At HUANGHAI, we provide a full spectrum of dissolution testers tailored to meet the demands of R&D labs, QC units, and production lines.

Why Dissolution Testing Matters

Dissolution testing evaluates how efficiently and consistently a drug dissolves in a liquid medium — a key factor for bioavailability and therapeutic effect. Regulatory authorities like the USP, FDA, and EMA require dissolution testing as part of routine quality control and batch release protocols for solid oral dosage forms such as tablets and capsules.

By ensuring accurate and repeatable dissolution profiles, pharmaceutical manufacturers can optimize formulations, reduce variability, and maintain compliance with industry standards.

Our Dissolution Instruments at a Glance

HUANGHAI offers a diverse range of dissolution testers built for performance, precision, and ease of use:

• Manual, Semi-Automatic, and Fully Automatic models
• 6, 8, or 12 Vessel configurations
• USP Apparatus I (Basket) & II (Paddle) support
• Advanced temperature control and real-time monitoring
• Optional HMI interfaces for 21 CFR Part 11 readiness

🧪 View our full product line here

Solutions by Application Stage

Whether you are developing new formulations or performing routine QC, we offer tailored solutions to fit your stage of production:

• R&D Laboratories: Flexible, configurable units with high measurement sensitivity
• Quality Control Labs: Robust systems with high repeatability and minimal variability
• Manufacturing Floor: Automated systems with batch processing capabilities and compliance documentation

Key Features to Ensure Compliance & Accuracy

All HUANGHAI dissolution testers are built with compliance and precision in mind:

• Supports USP I & II apparatus
• High-precision temperature control (±0.1°C)
• HMI touch screens with programmable parameters
• Data export via USB or Ethernet
• Optional 21 CFR Part 11 compliance module for audit trails and user access control

Customization & Global Support

We understand the unique requirements of each lab. That’s why HUANGHAI offers:

• OEM and ODM services
• Customizable vessel quantity and automation levels
• Spare parts and consumables support
• Installation, training, and global after-sales assistance

Talk to Our Experts

Need help selecting the right dissolution tester for your facility?

• Contact our team for a free consultation
• Download a brochure or request a product quote
• Chat with us via WhatsApp or email for quick assistance

Let HUANGHAI be your trusted partner in pharmaceutical quality control.

---

Frequently Asked Questions

Q: What pharmacopoeial standard governs dissolution testing?

A: Dissolution testing is governed by USP <711> (United States Pharmacopeia), ChP 0931 (Chinese Pharmacopoeia), and Ph.Eur. 2.9.3 (European Pharmacopoeia). All Huanghai RCZ-series dissolution testers are designed to comply with USP <711> paddle and basket methods, meeting the ±0.5 rpm speed tolerance and ±0.5°C temperature control requirements. For international market access, verify which pharmacopoeia your target regulatory body recognizes.

Q: How many dissolution channels do I need for a QC lab?

A: Channel selection depends on your batch size and testing throughput. A 6-channel tester (RCZ-6N) suits small-volume labs running one formulation at a time. An 8-channel tester (RCZ-8A) accommodates USP <711> 6-vessel runs with 2 spares. A 12-channel tester (RCZ-12A) is ideal for high-throughput labs running two products simultaneously. As a rule: choose at minimum 8 channels for routine QC; upgrade to 12 if you have more than 3 active products in QC testing. Contact us for pricing.

Q: What is the difference between syringe pump and peristaltic pump in automated sampling?

A: Syringe pumps (used in Huanghai RCZ-QY series) deliver precise, pulsation-free sample withdrawal—critical for viscous media or flow-sensitive APIs. Peristaltic pumps are lower cost but introduce pulsation artifacts that can affect UV absorbance readings in inline detection. For validated methods submitted to regulatory agencies, syringe-pump systems such as the RCZ-QY12 are preferred because they demonstrate superior reproducibility in audit-trail-backed data.

Q: Does the dissolution tester support FDA 21 CFR Part 11 compliance?

A: Huanghai intelligent dissolution testers (RCZ-8N, RCZ-12A, RCZ-QY series) include audit trail functionality—timestamped records of all parameter changes and operator actions—meeting basic USP and ChP audit trail requirements. However, they are not certified as fully 21 CFR Part 11 compliant because certain parameters remain modifiable for R&D flexibility. For FDA-regulated QC environments, pair the instrument with a validated LIMS or laboratory software stack to achieve full Part 11 compliance. Contact us to discuss compliance configuration for your specific regulatory submission.

Q: How often should dissolution media be degassed before testing?

A: USP <711> recommends degassing dissolution media immediately before use to remove dissolved oxygen that can cause bubble formation on tablet surfaces—leading to false-low dissolution results. Best practice: degas each media batch within 30 minutes of testing. The HTQ-1A Vacuum Degasser processes up to 25 liters in a single cycle using vacuum + UV sterilization, eliminating microbial contamination risk. For labs running 8–12 channel testers, a dedicated degasser prevents throughput bottlenecks between runs.