A Practical Handbook of Seawater Analysis by J. D. H. Strickland

By J. D. H. Strickland

310 pages. Hardcover with airborne dirt and dust jacket. Fisheries study Board of Canada.

Show description

Read or Download A Practical Handbook of Seawater Analysis PDF

Best nature & ecology books

Sedimentology: Process and Product

The starting place, dispersal, deposition and burial of common sediment grains is the relevant main issue of sedimentology. the topic is really inter­ disciplinary, instructions the eye of Earth scientists, is of examine­ capable curiosity to fluid dynamicists and civil engineers, and it reveals common functional functions in undefined.

Nature's Kindred Spirits: Aldo Leopold, Joseph Wood Krutch, Edward Abbey, Annie Dillard, and Gary Snyder

Aldo Leopold, Joseph wooden Krutch, Edward Abbey, Annie Dillard, Gary Snyder - those writers have all recorded their encounters with nature. during this quantity, McClintock indicates how their mystical stories with the wild resulted in dramatic conversions of their considering and behavior, and to their rejection of contemporary alienation and non secular confusion.

Extra info for A Practical Handbook of Seawater Analysis

Sample text

The top few milliliters of iodide solution sucked up into a 50-ml pipette should be drawn over and dis­ carded as they will be slightly deficient in iodine. In very hot laboratories the 50-ml aliquot should be run into a few milliliters of distilled water in the conical flask to which a little potassium iodide ( 1-2 g) has been added to suppress further the vapour pressure of iodine. SN thiosul­ phate using a microburette after first removing a small measured volume to allow for the addition of starch.

265 liters. The method is particularly suited for the measurement of the relatively small changes in the total carbon dioxide content of a seawater sample that occur as a result of biological processes. Any slight absolute error in the determination is then of minor significance. METHOD A. 5 % jnt of the mean amount found. P1 (see later) vary by more P2 differ by more than 1 mm. 75 % of the mean. B. OUTLINE OF METHOD A 5-ml sample of sea water is acidified with a little acid and the gases, including the carbon dioxide from decomposed carbonate, are liberated by applying a partial vacuum in a Van Slyke gas analyzer.

0 ml of manganous sulphate solution and mix again. Withdraw approximately 50-ml aliquots into the titration flasks. 00 ml of either 0. 0 1 00 N iodate from a clean 5-ml pipette which should be calibrated as a check on the volume. Allow the iodine liberation to proceed for at least 2 min but not for more than 5 min, during which time the solution should be at a temperature below 25 C and out of direct sunlight. Titrate the iodine with the appropriate thiosulphate solution. 01 N thiosulphate. The mean value of f should be found from at least three and preferably five replicates.

Download PDF sample

Rated 4.57 of 5 – based on 14 votes