3815909030
- Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included
- Other
- Other
- Catalyst, consisting of a suspension in mineral oil of: - tetrahydrofuran complexes of magnesium chloride and titanium(III) chloride; and - silicon dioxide - containing 6,6 % (± 0,6 %) by weight of magnesium, and - containing 2,3 % (± 0,2 %) by weight of titanium