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ASTM D4692-87(1996)

Historical Reaffirmation

Standard Practice for Calculation and Adjustment of Sulfate Scaling Salts (CaSO<sub>4</sub>, SrSO<sub>4</sub>, and BaSO<sub>4</sub>) for Reverse Osmosis and Nanofiltration

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1.1 This practice covers the calculation and adjustment of calcium, strontium, and barium sulfates for the concentrate stream of a reverse-osmosis system. The calculations are used to determine the need for scale control in the operation and design of reverse-osmosis installations. This practice is applicable for all types of reverse osmosis devices (tubular, spiral wound, and hollow fiber).

1.2 This practice is applicable to both brackish waters and seawaters.


SDO ASTM: ASTM International
Document Number D4692
Publication Date June 10, 2001
Language en - English
Page Count 4
Revision Level 87(1996)
Supercedes
Committee D19.08
Publish Date Document Id Type View
June 10, 2001 D4692-01 Revision
Dec. 1, 2017 D4692-01R17 Reaffirmation
May 1, 2010 D4692-01R10 Reaffirmation
Dec. 15, 2006 D4692-01R06E01 Reaffirmation
June 10, 2001 D4692-87R96 Reaffirmation