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US import duty
Defaults to China origin; change if needed. Rules are matched on the current UTC date and current data; no historical replay or forecasts.
Your text stays in the input. Corrections override extraction; uncertain facts are never treated as "no".
Check each line’s scope, material and use. Order is not a classification.
Saturated:
Not enough facts yetTo confirm: This line differs from the verified data release or full path; conditions need re-verification
Acyclic hydrocarbons: · Saturated:
Ethylene
Acyclic hydrocarbons: · Unsaturated: · Ethylene
Propene (Propylene)
Acyclic hydrocarbons: · Unsaturated: · Propene (Propylene)
Butene (Butylene) and isomers thereof
Acyclic hydrocarbons: · Unsaturated: · Butene (Butylene) and isomers thereof
Buta-1,3-diene and isoprene:
Acyclic hydrocarbons: · Unsaturated: · Buta-1,3-diene and isoprene:
Unsaturated: — Other:
Acyclic hydrocarbons: · Unsaturated: · Other:
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