Found inside – Page 1307American Society for Testing and Materials ... Precautions 5.1 The area used for the test must not be in direct sunlight . ... 8.4 Chlorine Water , Standard ( 1 ml = 0.5 to 3 mg available chlorine ) - ( See precautions in Section 5. ) ... upon the maximum expected chlorine require** Reagent Chemicals , American Chemical Society Specifications , " Am . Chemical Soc . , Washington , D.C. For suggestions on the ... Found inside – Page 281The solution is treated with i to 2 c.c. of chlorine water and evaporated to ... Testing the writing Pieces of standard paper are stretched in a frame ... The book will prove its worth again and again as a regular source of reference for planning lessons. Found inside – Page 95This test is known as chlorine water test. Note : Excess of chlorine water should not be used. IODIDE : 1. When conc. sulphuric acid is added to the given ... This book, collected by Mr. Chau and Dr. Afghan, is devoted to the broad and important topic of pesticides. Found inside – Page 167A part KBr + 2C1 KCI + Brel , the mixture , from a burette covered with black Method A. To estimate chlorine gas lead paper . On shaking the bottle the chloroform it carefully into dilute ammonia water . becomes yellow , then , on further addition ... Found inside – Page 108Solution of sulphate of quinia ( 1 in 4000 ) 100 grs . , CHEMICAL NOTICES FROM FOREIGN chlorine water 5 drops , dilute ... The As a matter of interest the bromine water - test was tried , latter group contains phosphorus along with nitrogen ... Found inside – Page 198An alternate test for IT may be made in the following manner. To 1 ml. of the sample add dilute HNO3 drop by drop until the solution is distinctly acid to litmus. Add 1 ml. of CCI. Add chlorine water one drop at a time and shake the mixture ... Found inside – Page 886... 646 chlorine, analytical tests, 188 chemical properties, 178 combination reactions, 179 displacement reactions, 180 electronic formula, 75 general, 175 important compounds, 187 in purification of water, 477 occurrence, 176 oxides, general, ... Found inside – Page 148The water should now leave blue litmus - paper unchanged , and should form no precipitate with argentic nitrate , although all chlorine - water , however freshly prepared , will yield a slight turbidity with the latter reagent . Loss of the strong ... Found inside – Page 22400513 Pakistan , Islamabad , Neutron activation analysis , Trace elements , Foods . ... 00643 Chloramines , Wastewater treatment , Water treatment , Chemical reactions . ... 00668 Potable water , Chlorine , Ozone , Water treatment plants . Found inside – Page 27The tartaric acid of commerce is sufficiently pure for the purposes of chemical analysis . ... parts of concentrated sulphuric acid and two parts of water over four parts of chloride of sodium in a retort ; expose the retort , with slightly raised neck , to ... Found inside – Page 32CHLORINE A . Preparation Chlorine occurs in nature combined with other elements , its most common compound being sodium chloride . ... permanganate , KMnO4 , and the same volume of sodium chloride in a dry , hard - glass test tube and clamp the tube , mouth up , in a vertical position . ... C . Chlorine Water Chlorine is soluble in water and the resulting solution is spoken of as chlorine water . This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1892 edition. Excerpt: ... CHAPTER XIII. Found inside – Page 43Chlorine , cl , and Chlorine Water . Preparation . — 18 parts of common salt in lumps is mixed with 15 parts of finely pulverized good binoxide of manganese , free from carbonate of lime ; the mixture is introduced into a flask , a completely ... Found inside – Page 144IN : Biohazards of Drinking Water Treatment . ... Water pollution sources , * Water treatment , Byproducts , Carboxylation , Chemical analysis , Chemical ... Found inside – Page 303Should the chloride value at this point begin to climb and approach values of several hundred milligrams per liter chloride , it would ... The test itself is empirical and ANALYTICAL CHEMISTRY IN WATER TREATMENT 303 E Chlorine Demand. Found inside – Page 25( d ) Add HCl and a few drops of chlorine water . Test for free iodine as in ( a ) . 2 HI + Cl , 12 + - 2 HCI . A slight excess of Cl . oxidizes the iodine tò colorless HIO3 . Bromine is liberated from bromides by chlorine water . HBr . Acidify with HCl . Water, Quality, Water testing, Chemical analysis and testing, Determination of content, Chlorine, Water resources, Wastes, Colorimetry, Calibration, Concentration (chemical), Testing conditions, Interferences (chemical), Reproducibility, ... Found inside – Page 64Add the chlorine water very gradually , shake the tube after every addition of it , and note whether a violet chloroform solution is obtained after the addition of the first chlorine water ( test for iodides ) . Continue adding chlorine water in the same ... Found inside – Page 77Chlorine Water . Aqueous chlorine solution , containing about 0 : 4 per cent . chlorine . Note . — The lower the temperature the higher the percentage of chlorine absorbed . Testing and Quantitative Estimation of Chlorine Water . Chlorine water ... Found inside – Page 75Add a small quantity of water , shake , and test with litmus . ( g ) Repeat ( f ) , using a small illuminating gas flame instead of the hydrogen flame . Explain the result . ( R 273. ) How much chlorine by weight and by volume , at S.T.P. , should 30 ... Found inside – Page 50The volumes of the dilution water cells and the chemical cells were such that 400 ml of each test concentration was prepared with a 50 % dilution between ... Activated carbon, Quality, Interferences (chemical), Organic chemistry, Water, Quantitative analysis, Chlorine, Chemical analysis and testing, Determination of content, Bromine, Water testing, Iodine Found inside – Page 127The test is applied in the following way : Carbon disulphide is added to the mixed solution of iodide and bromide in a test - tube , and chlorine water added in small quantities at a time , with agitation . If this be done carefully , it is not difficult to ... Found inside – Page 66( b ) Add chlorine water , in the same way as in 3 ( 6 ) , to a mixture of a drop each of dilute potassium iodide , bromide and chloride solutions ( diluted with 2 or 3 c.c. water ) and 3 to 5 c.c. chloroform.1 Add the chlorine water very gradually ... Found inside – Page 256He added an equal volume of ether to the test fluids , and then chlorine water , until there was no further change observed in the color of the ether . It being of the highest importance to hit this exact point , Fehling prepared three samples of ... This Fifth Edition, with its extensive updates and revisions, reflects the current state of the science as well as the latest practices. Found inside – Page 340poisons preliminary tests for, 302 volatile bodies, chemical examination of, ... in water tests, 13 potassium chromate solution in estimation of chlorine as ... Wastes, Chlorides, Quality, Chemical analysis and testing, Reproducibility, Chlorine, Water testing, Bibliography, Water, Water resources, Testing conditions, Colorimetry, Concentration (chemical), Calibration, Determination of content, ... Found inside – Page 82The pale green fumes evolved are chlorine and the greenish solution in the test tube is chlorine water. (Actually, a mixture of Cl2 and chlorine oxide.) This method provides a rapid method for preparing small amounts of chlorine water. Repeat ... Found inside – Page 58EXERCISE 31 PREPARATION AND PROPERTIES OF CHLORINE General Chemistry : 192 – 207 Essentials : 131 - 144 • ( a ) Preparation . Set up a flask as in ... Add some water to the product and test the solution with litmus paper . Explain ... Comprehensive chemical information for residential swimming pools.Includes information on water, pool construction materials, pool math, water balance, pH buffers, raising pH with air, borates, cyaanuric acid, Saturation Index, water ... Found inside – Page 70Employed in Qualitative, Quantitative, Volumetric, Docimastic, Microscopic and Petrographic Analysis, with a ... TESTS . Chlorine water must be well saturated , and , as it rapidly deteriorates , even by the most careful keeping , should be ... Found inside – Page 108Solution of sulphate of quinia ( : in 4000 ) 100 grs . , , CHEMICAL NOTICES FROM FOREIGN chlorine water 5 drops , dilute ... The As a matter of interest the bromine water - test was tried , latter group contains phosphorus along with nitrogen ... Found inside – Page 127The test is applied in the following way : Carbon disulphide is added to the mixed solution of iodide and bromide in a test - tube , and chlorine water added in small quantities at a time , with agitation . If this be done carefully , it is not difficult to ... Found inside – Page 174A Guide in the Practical Study of Chemistry and in the Work of Analysis Silas Hamilton Douglas, Albert Benjamin Prescott ... The Iodine is liberated with dilute chlorine - water , added drop by drop , and is readily detected by starch , or carbon ... This is a working manual, meant to be kept by your side in the lab, not on the shelf in an office or library. You can bend it, you can lay it flat, you can take it anywhere you do your job. Water testing, Water resources, Water, Interferences (chemical), Chlorine, Quality, Determination of content, Chemical analysis and testing, Wastes, Iodometry, Potable water, Volumetric analysis, Testing conditions, Reproducibility, ... Found inside – Page 275A Guide in the Practical Study of Chemistry and in the Work of Analysis Albert Benjamin Prescott, Otis Coe Johnson ... Repeat , if need be , till iodine color is no longer obtained ; then continue , with dilute chlorine - water , in test for bromine . The seventh volume of the Drinking Water and Health series addresses current methods of drinking water disinfection and compares standard chlorination techniques with alternative methods. This is a working manual, meant to be kept by your side in the lab, not on the shelf in an office or library. You can bend it, you can lay it flat, you can take it anywhere you do your job. Found inside – Page 127The test is applied in the following way : Carbon disulphide is added to the mixed solution of iodide and bromide in a test - tube , and chlorine water added in small quantities at a time , with agitation . If this be done carefully , it is not difficult to ... Maintain your swimming pool like pro Amazing money saving tips Reduce maintenance cost and increase the life of swimming pool equipments You will find. By emphasizing tricks and tips to optimize reactions for the best yields and purity, which are often missing from the primary literature, this book provides another dimension for the synthetic chemist. Found inside – Page 35CHLORINE REQUIREMENT STORET NO . 1. Scope and Application 1.1 This method is applicable to drinking water , surface waters , domestic and industrial was tes ... In water and the resulting solution is distinctly acid to litmus the original book ( without typos FROM! Lower the temperature the higher the percentage of chlorine water test book ( without typos ) FROM the.! Amazing money saving tips Reduce maintenance cost and increase the life of swimming pool like pro Amazing money tips. Chlorine absorbed water and the resulting solution is distinctly acid to litmus carefully into dilute ammonia water and! 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