FAQ
1. What is the typical application of your PAC 30% product?
Our PAC 30% is widely used in municipal water treatment, industrial wastewater, and swimming pool purification. It offers excellent turbidity removal and fast flocculation.
2. Can your PAC be used for drinking water treatment?
Yes. We provide drinking water grade PAC 30% which complies with GB15892-2020 and can meet NSF standards upon request.
3. What is the difference between spray-dried and drum-dried PAC?
Spray-dried PAC has higher purity, more uniform particles, and faster solubility. It is ideal for high-end applications like pharmaceuticals and precision electronics.
4. Do you offer customized packaging or OEM services?
Yes. We support OEM, private labeling, and customized packaging such as white woven bags with your logo or language.
5. How do you ensure quality consistency?
We implement strict QC procedures from raw materials to finished products. Third-party lab testing (SGS or local authority) is also available upon request.
6. What is the typical delivery lead time?
Standard delivery is 7–10 working days for regular orders. For large or customized orders, it may take up to 15 days.
7. Which ports do you usually ship from?
We typically ship from Shanghai, Ningbo, or Qingdao ports depending on stock and destination.
8. Can you provide COA and MSDS documents?
Yes, we provide COA (Certificate of Analysis) and MSDS (Material Safety Data Sheet) for all PAC products upon request.
9. What is the shelf life of PAC 30%?
Our PAC 30% has a shelf life of 24 months when stored in a cool, dry, and ventilated area.
10. What is the recommended dosage of PAC for water treatment?
Typical dosage ranges from 20–100 mg/L, depending on water turbidity and treatment requirements. We suggest jar tests for optimal results.
11. Do you have experience with Southeast Asia markets?
Yes. We’ve been exporting to Malaysia, Thailand, Vietnam, Indonesia, and the Philippines for over 10 years and understand local water quality needs.
12. How is your PAC different from other Chinese suppliers?
We focus on low-insoluble content, fast sedimentation, and stable basicity—key parameters valued in international markets. Plus, we offer responsive support and flexible shipping.