2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%
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1. Reaction of ethyl diazoacetate with cobalt porphyrins. Part 3. Structure and reactions of the 2 :1 adducts Peter Batten,Alan L. Hamilton,Alan W. Johnson,Mailvaganam Mahendran,David Ward,Trevor J. King J. Chem. Soc. Perkin Trans. 1 1977 1623
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