El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
P-methylphenylacetone is a drug Naomaining intermediate, which can be used as an organic synthesis intermediate and pharmaceutical intermediate, and is mainly used in the laboratory research and development process and chemical production process. Melting…
Transparent liquid 1-phenyl-1-pentanone can be used as organic synthesis intermediates and pharmaceutical intermediates, can be used in the laboratory research and development process and chemical pharmaceutical synthesis process. Phenylpentanone is…
Chemical properties: white shiny flake crystal or white crystalline powder.Melting point 137-138℃, refractive index 1.571.Insoluble in water, slightly soluble in ether, slightly soluble in boiling water, soluble in ethanol and chloroform.Soluble in…
Zhejiang Tianhecheng Bio-technology Shares Co., Ltd. is a professional manufacturer of nutritional enhancers and compound colorants, which committed to the production of Vitamin A, D, E series, DHA, ARA series, and Beta-carotene series products. The…
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