China High Quality UV Absorber UV-3638 CAS No. 18600-59-4, Find details about China CAS No. 18600-59-4,
Product Name:2,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE
CAS:18600-59-4
Assay(%): ≥98.00
MF: C22H12N2O4
MW: 368.34
Volatile(%): ≤0.50
Appearance: White powder
By Express | By Air | By Sea |
Suitable for under 50kg | Suitable for more than 50kg | Suitable for more than 500kg |
Fast: 3-7 days | Fast: 3-7 days | slow: 3-7 days |
High cost | Medium cost | Low cost |
Door to door service | Port to port service | Port to port service |
Customized Package Is Available.
We will always do our best to utilize the quickest and most affordable way for customers to receive orders.
And follow up with customers via email for all shipment details as well as updated track information until it arrives without damage.
Shanghai HuiRui Chemical Technology Co., Ltd.(HuiCHem) is a high-tech enterprise engaged in the area of health care & nutrition. HuiChem has been working closely with our customers we deliver products and solutions that create value and competitive advantage while positively impacting the world we live in, as well as attentive service for the purpose to meet the demand of customers, spare no effort to create value for customers.HuiChem is now headquartered in Shanghai and has offices in Jiangsu, Shandong, Anhui, and Hong Kong. Its Shanghai headquarters has nearly 2000 square meters of operation premises, including a total of over 1500 square meters of synthesis laboratories and more than 200 square meters of analysis laboratories (equipped with AAS, LC-MS, FTIR, NMR, and other basic test equipment). We have set up two pilot-scale laboratories, which lay a speedy and stable foundation for process amplification and production of superior products. Besides, we have partner factories that are responsible for commercial production in Jiangsu Province and Shandong Province. All of those, ensuring growing customer demand and smooth commercial production. We have been certified in ISO9001:2008 and ISO14001:2004. The company has established good cooperative relationships with the Shanghai Institute of Organic Chemistry of the Chinese Academy of Sciences(SIOC), the Shanghai Institute of Materia Medica (SIMM), the University of Science and Technology of China, and Fudan University, and carried out a variety of creative R&D cooperation activities.
1. Faster delivery: Sample order in stock and 3-7 days for bulk production.
2. We have strong cooperation with DHL, TNT, UPS, FedEx, EMS. Or you also can choose your own shipping forwarder.
3. After-Sale Service:
1)International Authorized Third-Party Test For The Products You Demand.
2)60 Days Warranty of quality of goods.
Q1. How does your factory control quality?
All the raw material purchasing and production quality control are strictly following the ISO9001: 2008 management system. Besides, the full-featured detection equipment and GMP quality management system provides the strongest guarantee for high-quality products. We can provide our customers a detailed test report for the quality evaluation before the sample.
Q2. What are your main markets?
North America, Europe, Asia, etc.
Q3. What are your delivery term and delivery period?
We accept FOB, CIF, etc. You can choose the one which is the most convenient or cost-effective for you.
The sample within 3 days, and bulk order within 5 days.
Q4. What is your package?
Powder: PV bag, glass bottle, or PTFE bottle for inner packing, and aluminum foil bag for outer packing.
Liquid: glass bottle or PTFE bottle for inner packing, and aluminum foil bag for outer packing.
Large amount: Fiber can or steel drum.
Q5. What is the payment term?
Normally we advise customers to use T/T, and we also receive Western Union or L/C.
Q6. Will you supply samples to test the quality?
We'd like to offer our customers free samples for the quality evaluation for most products, but the shipping cost is borne by customers.