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41 NACE INTERNATIONAL: VOL. 56, NO. 10 MATERIALS PERFORMANCE OCTOBER 2017 TABLE 2. CONTAMINANT LEVELS IN COMMERCIALLY USED ABRASIVES mg/kg Chloride Nitrate Sulfate Sample A ND (A) ND 177 Sample B ND ND 162 Sample C ND ND 237 Sample D ND ND 154 Sample E ND ND 46 Sample F ND ND 189 Sample G ND ND 171 Sample H ND ND ND Sample I 11 ND 17 Sample J ND ND ND Sample K 7 ND 182 Sample L 14 ND 69 Sample M 15 ND 76 Sample N ND ND 2 Sample O 3 ND 2 Sample P 3 ND 1 Sample Q 15 ND 1 Sample R ND ND 6 Sample S ND ND 27 Sample T 25 ND 136 Sample U 25 ND 100 Sample V 15 ND 33 Sample W ND ND 24 Sample X 7 ND ND Sample Y 5 ND ND (A) ND: Nondetectable. 6 H. Mitschke, "Effects of Chloride Contamina- tion on the Performance of Tank and Vessel Linings," JPCL 18, 3 (2001): p. 49. 7 NACE Publication 6G186: "Surface Prepara- tion of Soluble Salt Contaminated Steel Sub- strates Prior to Coating " (Houston , TX: NACE International, 2010). 8 ISO TR 15235, "Preparation of steel sub- strates before application of paints and re- lated products—Collected information on the effects of levels of water-soluble salt con- t amination" (Gen e va , Sw itz erl and: I S O, 2001). 9 SSPC-AB 2, "Cleanliness of Recycled Ferrous Metallic Abrasive" (Pittsburgh, PA: SSPC, 2016). 10 ASTM D4285-83 (2012), " St and ard Te st Method for Indicating Oil or Water in Com- pre ssed Air " ( We st C on sh o h o cken , PA: ASTM, 2012). 11 SSPC Guide 15, "Retrieval and Analysis of Soluble Salts" (Pittsburgh, PA: SSPC, 2013). 12 ASTM D4940-15e1, "Standard Test Method for Conductimetric Analysis of Water Solu- ble Ionic Contamination of Blast Cleaning Abrasives" (West Conshohocken, PA: ASTM, 2015). 13 D.M. Richards, "Effects of Chloride Contami- nation of Abrasives on Performance of Long Life Coatings of Steel," Coatings for Asia 99, Singapore (1999): pp. 181-191. 14 M. Bohm, et al., "Soluble Salt Contamination on Blasted-Cleaned Surfaces and the Effect on the Durability of Subsequently Applied Coatings—Final Report," Technical Steel Re- search, Directorate General for Research (Luxembourg, European Commission, 2005), pp. 49-50. AUSTIN DARRIMON is vice president of Bay Area Coating Consultants, Inc., Bakersfield, Califor nia, USA, email: adarrimon@bayareacoating.com. He is a N A C E I n t e r n a t i o n a l / S S P C - c e r t i f i e d Protective Coating Specialist Coating and Lining Inspector. He is a 10-year member of NACE. www.materialsperformance.com Get the latest corrosion news online and on-the-go! Brought to you by Materials Performance (MP), the world's largest circulation magazine dedicated exclusively to corrosion prevention and control. Abrasives: Salt Contamination and Its Transfer