Item	CZ-302	CZ-318	CZ-328
Intrinsic viscosity IV(dl/g)	0.803	0.835	0.869
Acetaldehyde content AA(ug/g)	0.8	0.4	0.4
Color b value L value	-1.3 83.4	-1.7 84.1	-0.2 85.0
Diethylene glycol content DEG(%)	1.45	1.44	1.43
Terminal hydroxyl content -COOH(mmol/kg)	27	21	25
Melting Point(℃)	244.7	243.6	244.7
Powder(mg/kg)	16	16	13
Color Granules(grain/500g)	No
Moisture(%)	0.1	0.1	0.1
Density(g/cm³)	1.40	1.40	1.40
Ash(%)	0.01	0.01	0.01
Crystallinity(%)	54	53	54
Weight/100PCS(g)	1.53	1.50	1.54
Appearance	White particles, no peculiar smell, peculiar smell, foreign matter
Application	Water bottle	Lecythus	Carbonated drink bottle

 

Application:

 

As a responsible manufacturer, Chongyuan adheres strictly to RoHS as our baseline environmental policy. Protecting the environment is fundamental to our operations. We are committed to never purchasing, using, making or selling materials or products containing hazardous substances banned for environmental reasons.
Our production meets - and can be customized to exceed - our customers' environmental standards. Upon request, we provide inspection reports for:
• RoHS compliance
• Halogen content
• REACH restrictions
• PAH, TBBP-A and heavy metal levels
• Food contact safety
• PFOS/PFOA concentrations

Chongyuan is committed to delivering products of the highest quality. We have established a best-in-class quality management system, leverage advanced production technologies, and conduct rigorous testing. A knowledgeable and seasoned team applies the PDCA methodology for the continuous improvement of our products, services and internal processes to exceed our customers' highest expectations.

Our aim is to provide genuine and authentic value and satisfaction to our customers. To this end, we remain dedicated to supplying products and services characterized by sincerity, integrity and trustworthiness. Relentless innovation drives our solutions forward, enabling us to deliver maximum value and satisfaction for our customers through our excellence in quality and service.