PDF-Skin irritation/corrosion

TITLE OF THE TEST GUIDELINES YEAR OF APPROVAL Irritation Reconstructed human epidermis tests EU B46 OECD 439 in EU 2009 and in OECD 2010 revised in 2013 by OECD Corrosion Transcutaneous ele. What Causes It . and . What Prevents It ?. What is Corrosion ?. Corrosion is an electrochemical reaction.. The corrosion of metals is an example of an oxidation-reduction reaction, or also referred to as a “re-. Dr. Zamanzadeh (Zee). Geoff Rhodes. Matco Services, Inc.. October 8. th. , 2009. Outline. 1: Introduction. 2: Soil Characteristics. 3: Soil Corrosivity. 4: Parameters effect soil corrosivity. 5: Soil corrosion rate. Corrosion. Corrosion-An . oxidization. of a metal, and the oxide flaking off.. Oxidized metal is commonly called rust. Most commonly oxygen will oxidize a metal.. Either by . [Metal] + O. 2. . → . SNC1P. Mr. M. Couturier. Precious Medals. Question: You discover that one of your deceased relatives earned medals during both the Second World War and the Korean War and you are very proud of your relative’s contribution to his country. They have been given to you by inheritance. They are in perfect condition. How would you be able to display them while not damaging them to the elements (to the environment)? . (. TKK-2289. ). 15/16 Semester . genap. Instructor: Rama Oktavian; . Vivi. . Nurhadianty. .. Email: rama.oktavian86@gmail.com. Office Hr.:. . T. 11-12. , Th. . 08. -10; 13-15, F. 08-10; 13-15. Corrosion types. (. TKK-2289. ). 15/16 Semester . genap. Instructor: Rama Oktavian; . Vivi. . Nurhadianty. .. Email: rama.oktavian86@gmail.com. Office Hr.:. . T. 11-12. , Th. . 08. -10; 13-15, F. 08-10; 13-15. Corrosion types. 2. INTERGRANULAR CORROSION. (INTERGRANULAR ATTACK.. . IGA. ). Metals are usually “polycrystalline” . . . an assemblage of single-crystal grains separated by grain boundaries.. Grain boundary in a polycrystalline metal (two-dimensional representation). . . (“Flow-Assisted”. . or “Flow-Accelerated”. . Corrosion). An increase in corrosion brought about by a high relative velocity between the corrosive environment and the surface.. Removal of the metal may be:. oxidization. of a metal, and the oxide flaking off.. Oxidized metal is commonly called rust. Most commonly oxygen will oxidize a metal.. Either by . [Metal] O. 2. . → . [Metal]O . Or . [Metal] H. nMSDS/ SBT Revision Date 6/25/081 PRODUCT AND COMPANY IDENTIFICATION Manufacturer Product Name Brown Belt Ting Sin Sho Tra Date of issue12/14/2018Revision date12/14/2018Version1012/14/2018EN EnglishPage 1SECTION 1 Identification11IdentificationProduct formProduct name Mixture 12Relevant identified uses of the substance o 14 TRANSPORT INFORMATIONDOT DEPARTMENT OF TRANSPORTATIONPROPER SHIPPING NAME Not intended to be shipped away from end-user siteAIR ICAO/IATASHIPPING NAME Not intended to be shipped away from end-user A-300CL PVC Adhesive Clear1PRODUCT AND COMPANY INFORMATION Trade name PVC Adhesive Clear Product codes ZGA-300CL A-300CL Chemical family Resin solution Intended use Adhesive for welding of PVC 1. SCOPE.................................................................................................................................................................................2 26/09/2006 Cr