Q：
What solvents should be used for nucleosides and nucleotides?
A：
Typical solvents include water, DMSO, methanol, ethanol, and buffer solutions (pH 6–8).
Q：
Are your products compatible with HPLC or LC-MS analysis?
A：
Yes. All products are designed for analytical and preparative chromatography compatibility.
Q：
Do nucleotides degrade easily?
A：
They are stable under low-temperature and pH-neutral storage conditions.
Q：
How do you pack hazardous and non-hazardous chemicals?
A：
• Non-hazardous: PE bag+drum
• Hazardous: UN-certified containers, secondary containment
Q：
Do you ship worldwide?
A：
Yes, we support air and sea shipping to over 60 countries worldwide.
Q：
How long is the delivery time?
A：
• In-stock items: 3–5 days
• Custom synthesis: 2–12 weeks depending on complexity
Q：
What if the product does not meet specifications?
A：
We offer:
• Re-testing
• Replacement
• Refund
Q：
Can I request samples first?
A：
Yes. Most products support sample requests.
Q：
What if I need technical support during use?
A：
Yes, we provide:
• Solubility guidance
• Storage & handling instructions
• Reaction suggestions for nucleoside synthesis
Q：
Do you have ISO certification?
A：
Yes, our facilities operate under ISO 9001 quality management system.
