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  2. Total dissolved solids - Wikipedia

    en.wikipedia.org/wiki/Total_dissolved_solids

    Total dissolved solids (TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular (colloidal sol) suspended form. TDS are often measured in parts per million (ppm). TDS in water can be measured using a digital meter. [1]

  3. Tax deduction at source - Wikipedia

    en.wikipedia.org/wiki/Tax_deduction_at_source

    Tax deduction at source (TDS) has come into existence with the motive of collecting tax from different sources of income. As per this concept, a person (Payer) who is responsible to make payment of specified nature to any other person (Payee) shall deduct tax at source before making payment to such person (Payee) and remit the same into the account of the Central Government.

  4. TDS - Wikipedia

    en.wikipedia.org/wiki/TDS

    TDS Telecom, a subsidiary; Thompson Dorfman Sweatman, a law firm, Winnipeg, ... Technical data sheet in CDMA technology; An oscilloscope series by Tektronix; Military

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  6. Tax withholding - Wikipedia

    en.wikipedia.org/wiki/Tax_withholding

    India enforces withholding tax also on payments between companies and not just from companies to individuals, under the Tax Deducted at Source (TDS) system. (Since April 2016, the United Kingdom has discontinued withholding tax on interest and dividends, though in some cases this income will become liable for taxation through other means). [ 8 ]

  7. Environmental Product Declaration - Wikipedia

    en.wikipedia.org/wiki/Environmental_Product...

    For example, a 38 page EPD for a pasta product contains sections on the brand and product, environmental performance calculations, information on sustainable wheat cultivation, milling, packaging production, pasta production, distribution, cooking, packaging end-of-life, and summary tables for environmental impact in different markets. [8]

  8. Parts-per notation - Wikipedia

    en.wikipedia.org/wiki/Parts-per_notation

    Parts-per notation is often used describing dilute solutions in chemistry, for instance, the relative abundance of dissolved minerals or pollutants in water.The quantity "1 ppm" can be used for a mass fraction if a water-borne pollutant is present at one-millionth of a gram per gram of sample solution.

  9. Thermodynamic databases for pure substances - Wikipedia

    en.wikipedia.org/wiki/Thermodynamic_databases...

    More recently, computerized databases are used which consist of the equation parameters and subroutines to calculate specific values at any temperature and prepare tables for printing. Computerized databases often include subroutines for calculating reaction properties and displaying the data as charts.