CESTAT Kolkata held that Ethyl Benzene is isomer of xylene and hence correctly classifiable under Customs Tariff Heading [CTH] 29024400. Accordingly, order demand differential duty set aside and ...

It is used to sterilize some materials. There are three xylenes: m-xylene (CASR# 108-38-3), o-xylene (CASR# 95-47-6), p-xylene (CASR# 106-42-3), since their molecular formula is the same they are ...

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Background: Dextromethorphan (DM), the d-isomer of the codeine analog levorphanol, is an active ingredient present in a variety of cough and cold remedies. Recently, data generated from a study in ...

Organic chemistry is the study of the synthesis, structure, reactivity and properties of the diverse group of chemical compounds primarily constructed of carbon. All life on earth is carbon-based ...

Department of Materials Science and Chemical Engineering, Hanyang University, Ansan 15588, Republic of Korea Department of Materials Science and Engineering, Korea Advanced Institute of Science and ...

Department of Clinical Chemistry, Inselspital, Bern University Hospital, 3010 Bern, Switzerland ...

受到巨头减产的影响，环氧丙烷产品也有了一定的涨价预期。 环氧丙烷，又名氧化丙烯、甲基环氧乙烷、1,2-环氧丙烷，是一种有机化合物，化学式为C3H6O，是非常重要的有机化合物原料，是仅次于聚丙烯和丙烯腈的第三大丙烯类衍生物。 环氧丙烷为无色醚味 ...

1. What is property tax? Property tax is an asset tax levied on property ownership. It is not a tax on rental income. It is thus levied on the ownership of properties, irrespective of whether the ...