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ASTM D3739-19
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Standard Practice for Calculation and Adjustment of the Langelier Saturation Index for Reverse Osmosis
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1.1 This practice covers the calculation and adjustment of the Langelier saturation index for the concentrate stream of a reverse osmosis (RO) device. This index is used to determine the need for calcium carbonate (CaCo3) scale control in the operation and design of RO installations. This practice is applicable for concentrate streams containing 10 to 10 000 mg/L of total dissolved solids. For concentrate containing over 10 000 mg/L, see Practice D4582.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| ICS | 07.030 : Physics. Chemistry
|
| Number of pages | 4 |
| Replace | ASTM D3739-06(2010) |
| Year | 2019 |
| Document history | ASTM D3739-06(2010) ASTM D3739-06 ASTM D3739-05 ASTM D3739-94(2003) ASTM D3739-94(1998) |
| Country | USA |
| Keyword | ASTM 3739;ASTM D3739;ASTM D3739;10.1520/D3739-19 |