Introduction: The Critical Role of N-Glycan Analysis in Biopharmaceuticals

In modern biopharmaceutical development, N-glycosylation is far more than a structural modification — it directly influences a protein’s stability, immunogenicity, efficacy, and pharmacokinetics. Even slight variations in glycan profiles can alter the safety and function of therapeutic antibodies and recombinant proteins.

As a result, accurate N-glycan analysis has become a cornerstone of biopharmaceutical quality control, ensuring product consistency, comparability, and regulatory compliance.

Meeting Global Regulatory Requirements

To guarantee the quality and safety of biologics, regulatory agencies have set strict guidelines for glycosylation analysis.

• ICH Q6B defines detailed specifications for glycan characterization in biotechnological products.
• The 2025 Edition of the Chinese Pharmacopoeia includes comprehensive analytical standards in “9405 Glycoprotein Glycosylation Analysis Guidelines” and “3130 N-Glycan Profiling Method.”

These regulations emphasize quantitative N-glycan profiling, reproducibility, and validated analytical workflows.
Hzymes’ N-Glycan Detection Kits are designed to fully comply with these standards, enabling research and QC teams to conduct regulatory-ready glycosylation testing with confidence.

Simplified, High-Efficiency Workflow

The Hzymes N-Glycan Detection Kit series integrates every step of glycan analysis — from enzymatic digestion to labeling and detection — into a rapid, reliable, and safe process.

Typical workflow:

1. Rapid enzymatic digestion using high-purity PNGase F.
2. Fluorescent labeling with user-friendly reagents (Rapid, 2-AB, or ProA Labeling Kits).
3. Purification with no lyophilization or toxic chemicals (e.g., sodium cyanoborohydride-free).
4. Detection and quantitation by LC-MS, HPLC, or CE-SDS.

The entire analysis can be completed within one hour, delivering bright fluorescent signals, accurate quantification, and excellent reproducibility — ideal for both process development and QC laboratories.

Comprehensive Product Portfolio

⚡ Rapid Fluorescent Labeling Kit

Designed for time-sensitive workflows, this kit allows complete labeling in under one hour, supporting high-throughput glycan screening with strong signal intensity and minimal background noise.

💡 2-AB Labeling Kit

A gold-standard solution for quantitative N-glycan profiling, offering superior reproducibility and stable retention times comparable to leading imported brands.

🔬 ProA Labeling Kit

Tailored for high-sensitivity glycan detection, suitable for applications requiring precise fluorescence quantification or trace-level glycan profiling.

All kits are compatible with mainstream analytical platforms, including LC-MS, HPLC, and CE-SDS, ensuring seamless integration into existing laboratory systems.

Proven Analytical Performance

Complete PNGase F Digestion

5-minute rapid digestion with CE-SDS verification.

Consistent Glycan Data

Peak retention time and ratios match imported brands.

Linear Validation

Below shows results from the Rapid Labeling Kit, with protein concentration on the x-axis and glycan peak area on the y-axis. The glycan profiles demonstrate strong linearity, with a correlation coefficient R² > 0.99.

Below presents results from the 2-AB Labeling Kit, where protein amount is plotted on the x-axis and glycan peak area on the y-axis. Similarly, glycan peak responses show excellent linearity with R² > 0.99.

Batch Consistency

All components of the kit are independently developed and manufactured by Hzymes under strict GMP-compliant quality standards, ensuring product consistency across batches.

Durability

After sample pretreatment, glycan peak area ratios remained consistent across different holding times.

Customer Evaluation

Below shows consistent measurement results obtained with the Rapid Labeling Kit

Below demonstrates the same level of consistency with the 2-AB Labeling Kit.

Why Choose Hzymes for Glycan Analysis

• ✅ End-to-end GMP manufacturing for all kit components
• ⚡ Rapid, one-hour workflow without hazardous reagents
• 📊 Excellent reproducibility and quantitation accuracy (R² > 0.99)
• 📚 Regulatory compliance with ICH Q6B and Chinese Pharmacopoeia 2025
• 🌍 Trusted by global biopharma companies for antibody and protein QC

By combining innovation, quality, and compliance, Hzymes empowers researchers to accelerate biologics development with confidence.

Applications

• Monoclonal antibody glycan profiling
• Biosimilar comparability assessments
• Glycoprotein QC and release testing
• Vaccine and cell therapy analytics

Whether in R&D, process development, or commercial QC, Hzymes N-Glycan Detection Kits deliver speed, accuracy, and reproducibility that meet the growing demands of modern biologics manufacturing.

Conclusion

As the global biopharma industry advances toward more complex biologics, precise N-glycan analysis becomes indispensable. With its comprehensive product portfolio, regulatory alignment, and proven analytical performance, Hzymes provides a trusted solution for rapid and reliable glycosylation testing.