Irgafos 126 Stabilizer (4,4'-Diphenylbisphosphonous Acid Derivative) from China
Irgafos 126 is a commercial-grade stabilizer chemically identified as 4,4'-diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester. As an organo-inorganic compound with phosphorus-carbon bonds, it falls under heading 29.31.
Duty Rate — China → Canada
0%
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