Water Tds

http://www.india weeweeportal.org/ask/5305 All About TDS ( gist Dissolved Solids) Submitted by iwp on February 29, 2008 - 10:37 The below is a digest of answers recieved to TDS relate questions on India Water Portal. Contributors include: Mr. S.S. Ranganathan Dr. Jagadiswara Rao Prof. Shivaji Rao Mr. Taral Kumar Mr. Chetan Pandit Our thanks to every(prenominal) the respondents -- IWP ========  1.) What is TDS ? TDS is thoroughgoing Dissolved Solids. Water dissolves the minerals present in the strata of crap it filers through in the cheek of ground water system administration and, in the case of surface water, the minerals present in the bemire over which it flows (rivers/streams) or over which it stands (lakes, ponds, reservoirs).The dissolved minerals in water atomic number 18 ordinarily referred to as Total Dissolved Solids (TDS). The TDS content of any water is expressed in milligrams /litre (mg/l) or in part per million (ppm). These units be equival ent. The minerals are basically compounds (salts) of calcium(Ca), milligram(Mg) and Sodium(Na) What is commonly called as hardness in water is due to the compounds/salts of   Ca and Mg such as  Calcium or Magnesium Chloride, Calcium or Magnesium Sulphate ( CaSo4, MgCl, etc).Some types of dissolved solids are specifically dangerous eventide in low quantities.

 This includes arsenic, fluorides and nitrates. There are particular commonplaces for the unexceptionable amounts of these elements in water and in many cases like fluoride, on that point is some disagreement as to what constitutes safety levels.  Le aving digression the specific harmful chemic! als fluoride and arsenic, drinking water for human beings should chase away some level of minerals (TDS), but these levels should non be excessive. 2.) What are the TDS steps ? The standard that applies to India is the BIS 10500-1991 standard.This standard used the WHO standard as the basis and has been amend subsequently to take into greenback the fact that over victimisation of ground water which has the largest fortune of water...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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