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4 Potentially Explosive Chemicals Table of Contents Directory of Service and Emergency Providers 3 A. Introduction 5 B. Common Laboratory PECs 6 C. General Storage Precautions 7 About Peroxide Forming Chemicals 8 Testing Schedule for Peroxide Forming Chemicals 8 Dip Strips 9 E. Picric Acid & other di- and tri-nitro compounds 11 Appendix 1 Representative Peroxide Forming Compounds 12 Appendix 2 Additional PEC Detection Methods 13 Disclaimer 13 Ferrous Thiocyanate Method 13 Iodide Tests 13 Method A 13 Method B 14 Titanium Sulfate 14 Appendix 3 PEC Treatment Information 15 Method 1 15 Method 2 15 Method 3 16 References 16 Non-discrimination Statement 17