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Pigment Violet 29 (C.I. 71129) is an organic compound that is used as a pigment [1] and vat dye. Its colour is dark red purple, or bordeaux. [1] [2] Structurally, it is a derivative of perylene, although it is produced from acenaphthene. It is a less common dye compared to related derivatives such as pigment red 190 (Vat Red 29). [3] [4 ...
Vat dyes are a class of dyes that are classified as such because of the method by which they are applied. Vat dyeing is a process that refers to dyeing that takes place in a bucket or vat. The original vat dye is indigo , once obtained only from plants but now often produced synthetically.
The Tax Administration Service (Spanish: Servicio de Administración Tributaria, SAT) is the revenue service of the Mexican federal government. The government agency is a deconcentrated bureau of the Secretariat of Finance and Public Credit , Mexico's cabinet-level finance ministry, and is under the immediate direction of the Chief of the Tax ...
A value-added tax identification number or VAT identification number (VATIN [1]) is an identifier used in many countries, including the countries of the European Union, for value-added tax purposes. In the EU, a VAT identification number can be verified online at the EU's official VIES [2] website. It confirms that the number is currently ...
EU VAT Tax Rates. The European Union value-added tax (or EU VAT) is a value added tax on goods and services within the European Union (EU). The EU's institutions do not collect the tax, but EU member states are each required to adopt in national legislation a value added tax that complies with the EU VAT code.
The VAT Information Exchange System (VIES) is an electronic means of transmitting information relating to VAT registration (i.e., validity of VAT numbers) of companies registered in the European Union. EU law requires that, where goods or services are procured within the EU by a VAT taxpayer, VAT must be paid only in the member state where the ...
Methyl violet is a mutagen and mitotic poison, therefore concerns exist regarding the ecological impact of the release of methyl violet into the environment. Methyl violet has been used in vast quantities for textile and paper dyeing, and 15% of such dyes produced worldwide are released to environment in wastewater.
Red-purple is the color that is called Rojo-Purpura (the Spanish word for "red-purple") in the Guía de coloraciones (Guide to colorations) by Rosa Gallego and Juan Carlos Sanz, a color dictionary published in 2005 that is widely popular in the Hispanophone realm.