2,2-Bis[4-(4-aminophenoxy)phenyl]propane Crystals from United States
2,2-Bis[4-(4-aminophenoxy)phenyl]propane Crystals are the crystalline form of the compound. The crystalline form does not change the classification. It is used in thermoset polyimides for circuit boards.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the crystalline form is the same chemical compound
• Provide the CAS number and purity certificate
• Be aware that the physical form does not affect the tariff classification