Your shopping cart is empty!
ASTM International, 06/28/1991
Publisher: ASTM
File Format: PDF
$26.00$52.00
Published:28/06/1991
Pages:4
File Size:1 file , 120 KB
Note:This product is unavailable in Russia, Ukraine, Belarus
1.1 This practice covers the calculation and adjustment of the Stiff and Davis Stability Index (S & DSI) for the concentrate stream of a reverse osmosis device. This index is used to determine the need for calcium carbonate scale control in the operation and design of reverse osmosis installations. This practice is applicable for concentrate streams containing more than 10 000 mg/L of total dissolved solids. For concentrate streams containing less than 10 000 mg/L of total dissolved solids, refer to Practice D3739.
1.2 This standard does not purport to address the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Test Method for Performance of Refrigerated Buffet and Preparation Tables
$32.00 $65.00
Standard Practice for Fractography and Characterization of Fracture Origins in Advanced Ceramics
$45.00 $91.00
Standard Specification for Chromium-Vanadium Alloy Steel Spring Wire
$25.00 $50.00
Standard Test Method for Analysis of Iron-Making and Steel-Making Slags by X-Ray Spectrometry (Withdrawn 2002)