Shenzhen Feiming Science and Technology Co,. Ltd
Country: China (Mainland)
Business Type: Trading Company
3,3',4,4'-Benzophenonetetracarboxylic dianhydrideCAS NO.: 2421-28-5
9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-oxideCAS NO.: 35948-25-5