{"id":920,"date":"2025-08-22T13:48:37","date_gmt":"2025-08-22T20:48:37","guid":{"rendered":"http:\/\/depts.washington.edu\/b4t\/?page_id=920"},"modified":"2025-08-22T14:06:48","modified_gmt":"2025-08-22T21:06:48","slug":"b4t-sops","status":"publish","type":"page","link":"https:\/\/depts.washington.edu\/b4t\/b4t-sops\/","title":{"rendered":"B4T SOPs"},"content":{"rendered":"<h1>Standard Operating Procedure for Management of Hazardous Materials<\/h1>\n<p><strong>UW SOD Biomimetics \u2022 Biomaterials \u2022 Biophotonics \u2022 Biomechanics &amp; Technology Lab \u2013 Room B-162<\/strong><\/p>\n<p><strong>Quick Links:<\/strong><br \/>\n<a href=\"#flammable\">Flammable Materials<\/a> |<br \/>\n<a href=\"#methyl\">Methyl Methacrylate<\/a> |<br \/>\n<a href=\"#fine-particles\">Fine Particles<\/a> |<br \/>\n<a href=\"#cleaning\">Cleaning &amp; Disinfectants<\/a> |<br \/>\n<a href=\"#organic-acids\">Organic Acids<\/a> |<br \/>\n<a href=\"#inorganic-acids\">Inorganic Acids<\/a><\/p>\n<style>\ndetails {margin-bottom:15px; padding:10px; border:1px solid #ccc; border-radius:6px; background:#fafafa;}<br \/>\nsummary {font-weight:bold; cursor:pointer; font-size:1.2em; color:#003366;}<br \/>\nh2 {color:#003366; margin-top:10px;}<br \/>\ntable {width:100%; border-collapse:collapse; margin:10px 0;}<br \/>\nth,td {border:1px solid #ccc; padding:6px;}<br \/>\nth {background:#003366; color:#fff;}<br \/>\nul {margin-left:20px;}<br \/>\n<\/style>\n<p><!-- Flammable Materials --><\/p>\n<details id=\"flammable\" open=\"\">\n<summary>Flammable Materials (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Flammable Materials<\/h2>\n<h3>Products Used<\/h3>\n<ul>\n<li>Methyl Methacrylate Monomers<\/li>\n<li>Orange Solvent<\/li>\n<li>B400 &amp; 401 Adhesives<\/li>\n<li>True-Stain Acrylics<\/li>\n<li>Plug-it Solvent, Plug-it Accelerator<\/li>\n<li>Detachol Adhesive Removers<\/li>\n<li>Dri-Purge Aerosol<\/li>\n<li>S2260 &amp; 1205 Prime Coats<\/li>\n<li>Ethyl Alcohol, Acetone, Xylenes, Toluene, Trichloroethylene, Isopropanol, Wax Remover<\/li>\n<\/ul>\n<h3>Description<\/h3>\n<p>These products are used to fabricate resin-based dental appliances, as adhesives, and for cleaning purposes.<\/p>\n<h3>Physical Hazards<\/h3>\n<p>DANGER: Extremely flammable liquids. Flash point below 100\u00b0F; combustible liquids between 100\u00b0F\u2013200\u00b0F.<\/p>\n<h3>Health Effects<\/h3>\n<ul>\n<li>Vapors can travel and ignite, causing explosions.<\/li>\n<li>High exposure affects CNS: dizziness, sedation, coma, death.<\/li>\n<li>Harmful by inhalation and skin contact.<\/li>\n<\/ul>\n<h3>PPE<\/h3>\n<p>Wear splash goggles, chemical-resistant gloves, and a lab coat. Required for spill cleanup &gt;1L.<\/p>\n<h3>Work Practices<\/h3>\n<ul>\n<li>Dispense &lt;1 oz in a well-ventilated area.<\/li>\n<li>Larger quantities: use fume hood in D1.<\/li>\n<li>Eliminate all ignition sources.<\/li>\n<\/ul>\n<h3>Storage<\/h3>\n<ul>\n<li>Less than 10 gallons: storage outside flammable cabinet allowed.<\/li>\n<li>More than 10 gallons: use approved flammable liquid storage cabinet.<\/li>\n<\/ul>\n<h3>Spill &amp; Accident Procedures<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Incident<\/th>\n<th>Action<\/th>\n<\/tr>\n<tr>\n<td>Skin\/Eye Contact<\/td>\n<td>Wash with soap and water; flush eyes for 15 minutes; seek medical evaluation.<\/td>\n<\/tr>\n<tr>\n<td>Fire<\/td>\n<td>Remove ignition sources; extinguish only if safe and trained.<\/td>\n<\/tr>\n<tr>\n<td>Spill<\/td>\n<td>Absorb with pads or sand; wear PPE; avoid inhalation; spill kits in D3, D065, B307, B229.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Waste Disposal<\/h3>\n<p>Place in container labeled &#8220;Hazardous Waste&#8221; (D352). Submit Chemical Collection Request to EH&amp;S.<\/p>\n<\/details>\n<p><!-- Methyl Methacrylate --><\/p>\n<details id=\"methyl\">\n<summary>Methyl Methacrylate (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Methyl Methacrylate<\/h2>\n<h3>Products Used<\/h3>\n<p>Examples: Temp Bridge Resin, Ortho Resin, Duralay, Lucitone 199, Triad VLC bonding agents, GC Pattern Resin, Perm Reline &amp; Repair.<\/p>\n<h3>Description<\/h3>\n<p>Used in fabricating dentures, trays, occlusal guards, resin patterns, orthodontic appliances.<\/p>\n<h3>Physical Hazards<\/h3>\n<ul>\n<li>Highly flammable monomer. Vapors may flash back to ignition source.<\/li>\n<li>Heat induces polymerization with energy release.<\/li>\n<\/ul>\n<h3>Health Effects<\/h3>\n<ul>\n<li>Inhalation: CNS depression, dizziness, sedation, death in high exposure.<\/li>\n<li>Skin contact: irritation and defatting effect.<\/li>\n<\/ul>\n<h3>PPE &amp; Work Practices<\/h3>\n<p>Wear goggles, gown, gloves. Dispense small amounts in ventilated area; large amounts in fume hood.<\/p>\n<h3>Storage<\/h3>\n<p>Follow same flammable material rules: approved cabinet for &gt;10 gallons.<\/p>\n<h3>Spill Response<\/h3>\n<ul>\n<li>Neutralize spill with absorbent pads or sand.<\/li>\n<li>Avoid vapors; PPE required.<\/li>\n<li>Kits in D3, D065, B307, B229, D-451A.<\/li>\n<\/ul>\n<h3>Waste Disposal<\/h3>\n<p>Label container as hazardous and contact EH&amp;S.<\/p>\n<\/details>\n<p><!-- Fine Particles --><\/p>\n<details id=\"fine-particles\">\n<summary>Fine Particle Materials (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Fine Particle Materials<\/h2>\n<h3>Products<\/h3>\n<p>Gypsum stones, acrylic powders, pumice, barium sulfate, aluminum oxide, walnut shells.<\/p>\n<h3>Description<\/h3>\n<p>Used for cleaning, abrasion, polishing, mold fabrication, and radiopaque appliance production.<\/p>\n<h3>Hazards<\/h3>\n<ul>\n<li>Dust inhalation: respiratory irritation.<\/li>\n<li>Skin\/eye irritation.<\/li>\n<li>Barium sulfate: chronic exposure can cause baritosis.<\/li>\n<\/ul>\n<h3>PPE<\/h3>\n<p>Goggles, gloves, gown, dust mask or respirator when exposed.<\/p>\n<h3>Work Practices<\/h3>\n<p>Use suction or particle recovery units. Pumice must be used in a wet slurry to avoid dust.<\/p>\n<h3>Storage<\/h3>\n<p>Keep in cool, dry, ventilated area. Open containers retain residues; avoid moisture.<\/p>\n<h3>Spill Response<\/h3>\n<p>Ventilate; sweep or vacuum (wet sweep preferred); avoid dust clouds.<\/p>\n<h3>Waste<\/h3>\n<p>Acrylic polymers treated as hazardous waste; dispose per EH&amp;S guidelines.<\/p>\n<\/details>\n<p><!-- Cleaning & Disinfectants --><\/p>\n<details id=\"cleaning\">\n<summary>Cleaning &amp; Disinfectant Solutions (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Cleaning and Disinfectant Solutions<\/h2>\n<h3>Products<\/h3>\n<p>Banicide (glutaraldehyde), Biocide (iodophor), Clorox bleach, Tide detergent.<\/p>\n<h3>Description<\/h3>\n<p>Used for cleaning\/disinfecting metal and resin dental appliances.<\/p>\n<h3>Physical Hazards<\/h3>\n<p>Not flammable; Biocide may release iodine vapors at high temps.<\/p>\n<h3>Health Effects<\/h3>\n<ul>\n<li>Eye: severe damage if undiluted.<\/li>\n<li>Skin: burns from undiluted solutions.<\/li>\n<li>Inhalation: respiratory irritation, nausea (Banicide sensitive individuals).<\/li>\n<\/ul>\n<h3>PPE<\/h3>\n<p>Goggles\/face shield, gloves, gown.<\/p>\n<h3>Important Note<\/h3>\n<p><strong>Do NOT mix Clorox with ammoniated products.<\/strong><\/p>\n<h3>Spill Response<\/h3>\n<ul>\n<li>Diluted spills: mop and dispose via sewer.<\/li>\n<li>Dry Tide detergent: sweep and containerize.<\/li>\n<\/ul>\n<h3>Waste Disposal<\/h3>\n<ul>\n<li>Triple rinse containers; puncture before disposal.<\/li>\n<li>Small diluted solutions \u2192 sewer system.<\/li>\n<\/ul>\n<\/details>\n<p><!-- Organic Acids --><\/p>\n<details id=\"organic-acids\">\n<summary>Organic Acids (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Organic Acids<\/h2>\n<h3>Examples<\/h3>\n<p>Acetic Acid, Lactic Acid.<\/p>\n<h3>Hazards<\/h3>\n<p>Corrosive; causes burns to skin and eyes; inhalation harmful.<\/p>\n<h3>PPE<\/h3>\n<p>Goggles, neoprene gloves, lab coat. For &gt;1L or cleanup: apron required.<\/p>\n<h3>Ventilation<\/h3>\n<p>Dispense concentrated acids in fume hood.<\/p>\n<h3>Storage<\/h3>\n<ul>\n<li>Separate from bases, oxidizers, and flammable solvents.<\/li>\n<li>Transport glass containers &gt;1L in spill-proof carriers.<\/li>\n<\/ul>\n<h3>Spill Procedures<\/h3>\n<p>Flush skin 15 mins; neutralize with sodium bicarbonate; contact EH&amp;S if large spill.<\/p>\n<h3>Waste<\/h3>\n<p>Label and store for EH&amp;S collection.<\/p>\n<\/details>\n<p><!-- Inorganic Acids --><\/p>\n<details id=\"inorganic-acids\">\n<summary>Inorganic Acids (Updated: Aug 2025)<\/summary>\n<h2>Hazardous Material: Inorganic Acids<\/h2>\n<h3>Examples<\/h3>\n<p>Hydrochloric Acid (others possible).<\/p>\n<h3>Hazards<\/h3>\n<p>Corrosive to skin, eyes, mucous membranes. Inhalation of fumes dangerous.<\/p>\n<h3>PPE<\/h3>\n<p>Goggles, neoprene gloves, lab coat, closed shoes.<\/p>\n<h3>Storage<\/h3>\n<ul>\n<li>Keep in labeled containers: \u201cDanger, Corrosive.\u201d<\/li>\n<li>Store in acid cabinet, away from bases and flammables.<\/li>\n<\/ul>\n<h3>Spill Procedures<\/h3>\n<p>Flush skin 15 mins; neutralize with sodium bicarbonate; call EH&amp;S.<\/p>\n<h3>Waste<\/h3>\n<p>Contact EH&amp;S for collection; use UW Hazardous Waste label.<\/p>\n<\/details>\n<p><em>Prepared by UW SOD Biomimetics, Biomaterials, Biophotonics, Biomechanics &amp; Technology Lab (Room B-162)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Standard Operating Procedure for Management of Hazardous Materials UW SOD Biomimetics \u2022 Biomaterials \u2022 Biophotonics \u2022 Biomechanics &amp; Technology Lab \u2013 Room B-162 Quick Links: Flammable Materials | Methyl Methacrylate | Fine Particles | Cleaning &amp; Disinfectants | Organic Acids | Inorganic Acids Flammable Materials (Updated: Aug 2025) Hazardous Material: Flammable Materials Products Used Methyl&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/b4t\/b4t-sops\/\">Read more<\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/pages\/920"}],"collection":[{"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/comments?post=920"}],"version-history":[{"count":5,"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/pages\/920\/revisions"}],"predecessor-version":[{"id":929,"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/pages\/920\/revisions\/929"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/b4t\/wp-json\/wp\/v2\/media?parent=920"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}