3815 Reaction initiators, reaction accelerators and catalytic preparations n.e.c. or included

3815.11 Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with nickel or nickel compounds as the active substance, n.e.c. or included

• 3815.11.00.00 With nickel or nickel compounds as the active substance6%

3815.12 Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with precious metal or precious metal compounds as the active substance, n.e.c. or included

• 3815.12.00.40 Catalyst used to obtain paraxylene and orthoxylene by isomerization of methaxylene containing by weight: -60 % or more but not more than 95 % of aluminum oxide (cas rn 1344-28-1), -5 % or more but not more than 15 % of aluminosilicate (cas rn 1327-36-2), -not more than 2 % of platinum (cas rn 7440-06-4), -not more than 2 % aluminum chloride hydroxide (cas rn 12042-91-0), -not more than 0,2 % of hydrogen sulfide (cas rn 7783-06-4)6%
• 3815.12.00.50 Catalyst in the form of granules, wheels or ring-shaped structures -of a diameter of 3 mm or more, but not exceeding 10 mm, -containing 8 % or more but not more than 40 % by weight of silver -on a carrier based on aluminium oxide, -with one or more promoters6%
• 3815.12.00.90 Other6%

3815.19 Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with an active substance other than nickel or precious metals or their compounds, n.e.c. or included

• 3815.19.10.00 Catalyst in the form of grains of which 90 % or more by weight have a particle-size not exceeding 10 micrometres, consisting of a mixture of oxides on a magnesium-silicate support, containing by weight: - 20 % or more but not more than 35 % of copper and - 2 % or more but not more than 3 % of bismuth, and of an apparent specific gravity of 0,2 or more but not exceeding 1,0Free
• Other
• 3815.19.90.10 Catalysts consisting of chromium trioxide, dichromium trioxide or organometallic compounds of chromium, fixed on a silicon dioxide support with a pore volume of 2 cm³/g or more (as determined by the nitrogen absorption method)6%
• 3815.19.90.30 Catalyst containing titanium tetrachloride supported on magnesium dichloride, for use in the manufacture of polypropylene6%
• 3815.19.90.33 Catalyst, in powder form, consisting of a mixture of metal oxides fixed to a silicon dioxide support, with a total content by weight of molybdenum, bismuth and iron of 20 % or more but not more than 50 %, for use in the manufacture of acrylonitrile6%
• 3815.19.90.55 Components for a catalyst system, imported as single components or as set, made up of at least one of the following preparations: -ceramic material (cas rn 66402-68-4), -molybdenum oxide and nickel oxide supported on aluminium oxide, -molybdenum oxide, nickel oxide and aluminium phosphate supported on aluminium oxide, -molybdenum oxide, nickel oxide, aluminium phosphate, silica, and molybdenum supported on aluminium oxide, for use against organic and inorganic impurities in kerosene production6%
• 3815.19.90.70 Catalyst consisting of organo-metallic compounds of aluminium and zirconium, fixed on a support of silicon dioxide6%
• 3815.19.90.75 Catalyst consisting of organo-metallic compounds of aluminium and chromium, fixed on a support of silicon dioxide6%
• 3815.19.90.80 Catalyst consisting of organo-metallic compounds of magnesium and titanium, fixed on a support of silicon dioxide, in the form of a suspension in mineral oil6%
• 3815.19.90.82 Catalyst consisting of organo-metallic compounds of boron, titanium and aluminium, fixed on a support of silicon dioxide, in the form of powder6%
• 3815.19.90.85 Catalyst consisting of organo-metallic compounds of aluminium, magnesium and titanium, fixed on a support of silicon dioxide, in the form of powder6%
• 3815.19.90.86 Catalyst containing titanium tetrachloride supported on magnesium dichloride, for use in the manufacture of polyolefins6%
• 3815.19.90.90 Other6%

3815.90 Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included

• 3815.90.10.00 Catalyst consisting of ethyltriphenylphosphonium acetate in the form of a solution in methanolFree
• Other
• 3815.90.90.16 Initiator based on dimethylaminopropyl urea6%
• 3815.90.90.30 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 titanium6%
• 3815.90.90.38 Photoinitiator, containing by weight: -80 % or more of polyethylene glycol di[β-4-[4-(2-dimethylamino-2-benzyl)butanoylphenyl]piperazine]propionate (cas rn 886463-10-1), -not more than 17 % of polyethylene glycol [β-4-[4-(2-dimethylamino-2-benzyl)butanoylphenyl]piperazine]propionate6%
• 3815.90.90.43 Catalyst in powder form consisting by weight of -92,50 % (± 2) % titanium dioxide (cas rn 13463-67-7) -5 % (± 1) % silicon dioxide (cas rn 112926-00-8) and -2,5 % (± 1,5) % sulphur trioxide (cas rn 7446-11-9)6%
• 3815.90.90.48 Photoinitiator containing by weight: -88 % or more of α-(2-benzoylbenzoyl)-ω-[(2-benzoylbenzoyl)oxy]-poly(oxy-1,2-ethanediyl) (cas rn 1246194-73-9), -not more than 12 % of α-(2-benzoylbenzoyl)-ω-hydroxy-poly(oxy-1,2-ethanediyl) (cas rn 1648797-60-7)6%
• 3815.90.90.50 Catalyst containing titanium trichloride, in the form of a suspension in hexane or heptane containing by weight, in the hexane- or heptane-free material, 9 % or more but not more than 30 % of titanium6%
• 3815.90.90.55 Catalytic additives for fluid catalytic cracking (fcc), not containing y type zeolite (cas rn 308079-79-0), and not being a fcc (fluid catalytic cracking) base catalyst, in the form of powder, consisting of a mixture of one or more of the following active substances: -calcium carbonate (cas rn 471-34-1), -copper oxide (cas rn 1217-38-0), -iron oxide (cas rn 1309-37-1), -aluminium magnesium vanadium oxide (cas rn 70621-8-0), -vanadium pentoxide (cas rn 1314-62-1), -aluminium phosphate (cas rn 7784-30-7), -cerium oxide (cas rn 1306-38-3), -zsm-5 type zeolite (cas rn 308081-08-5), and one or more of the following inert substances: -magnesium oxide (cas rn 1309-48-8), -aluminium oxide (cas rn 1344-28-1), -kaolin (cas rn 1332-58-7)6%
• 3815.90.90.58 1,1′-bis(4-triethylsilylphenyl)methylene(cyclopentadienyl)(2,7-di-tert-butyl-9-fluorenyl)dimethylhafnium (cas rn 264926-41-2) in the form of a hexane (cas rn 110-54-3) solution, containing by weight 2,0 % or more but not more than 2,5 % of 1,1′-bis(4-triethylsilylphenyl)methylene(cyclopentadienyl)(2,7-di-tert-butyl-9-fluorenyl)dimethylhafnium6%
• 3815.90.90.60 Dinonylnaphthalenedisulfonic acid (cas rn 60223-95-2) with a content by weight of 50 % or more but not more than 65 %, in the form of a solution in isobutanol (cas rn 78-83-1)6%
• 3815.90.90.76 Catalyst consisting of titanium dioxide and tungsten trioxide6%
• 3815.90.90.81 Catalyst, containing by weight 69 % or more but not more than 79 % of (2-hydroxy-1-methylethyl)trimethylammonium 2-ethylhexanoate6%
• 3815.90.90.85 Catalyst based on aluminosilicate (zeolite), for the alkylation of aromatic hydrocarbons, for the transalkylation of alkylaromatic hydrocarbons or for the oligomerization of olefins6%
• 3815.90.90.88 Catalyst, consisting of titanium tetrachloride and magnesium chloride, containing by weight on an oil- and hexane-free basis: - 4 % or more but not more than 10 % of titanium and - 10 % or more but not more than 20 % magnesium6%
• 3815.90.90.89 Rhodococcus rhodocrous j1 bacteria, containing enzymes, suspended in a polyacrylamide gel or in water, for use as a catalyst in the production of acrylamide by the hydration of acrylonitrile6%
• 3815.90.90.90 Other6%