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以镍或镍化合物为活性物质
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Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: · Supported catalysts: · With nickel or nickel compounds as the active substance
以贵金属或贵金属化合物为活性物质的
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: · Supported catalysts: · With precious metal or precious metal compounds as the active substance
Supported catalysts: — 其他
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: · Supported catalysts: · Other
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: — 其他：
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: · Other:
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