Trabalhando Com Produtos Quimicos Parte 10

Where does chemical waste go when it leaves my area? • Fill out Chemical Waste pick-up request form on web (www.ehs.psu.edu) • EHS staff picks up waste in less than a week • Waste is stored at central facility for less than 90 days and picked up by Hazardous waste Company

Internal Audit • Audit your waste program once a year to verify compliance • Supervisor and Dept. head must sign audit

LABORATORY SAFETY AUDIT _____Designated Chemical Accumulation area, room and bldg. _____Names of accumulation area overseer and principle investigator _____Chemical accumulation review log readily available _____updated weekly with signature _____chemicals labeled _____chemicals segregated _____chemicals not leaking _____total vol. does not exceed 55 gal. _____Laboratory chemical review SOP available _____Laboratory chemicals are reviewed annually as per SOP _____All persons handling chemicals trained within 90 days of hire. _____Training records available in lab. _____Training records sent to Department Head.

________________________________________________________________________ Name of Principal Investigator (print) Signature of Principal Investigator

______________________________ Date of Audit _______________________________________________________________________ Name of Department Head (print) Signature of Department Head

Documentation • Waste Management Manual available on web, www.ehs.psu.edu • Manual must contain – – – – –

location of accumulation area form documenting waste area oversight form documenting annual inventory of chemicals copies of training records audit form

Wastes with added precautions... • Toxic - lead acetate, mercuric chloride, mixtures containing > 0.5 ppm benzene • Reactive - sodium metal, extremely dry picric acid, some organic peroxides • Corrosive (pH < 2 > 12.5) - nitric acid, aqueous sodium hydroxide, hydrochloric acid • Ignitable (flashpoints <140o) - acetone, xylene, and acetonitrile • Dioxins, PCBs, etc.

Laboratory & Stockroom Cleanouts • Call EHS to do walk through if PI is leaving • Someone from area must assist – EHS will sort, categorize, sewer, bulk & neutralize – Remaining chemicals entered on p-u request Form

Redistribution of Surplus Chemicals Sealed Containers

Unsealed Containers

Age Expiration Date Usable by Others Good Shape Past History Usable by Others Quality not Assured Pure Products If you would like to get on our mailing list or have questions, please contact Kevin Myers at 814-8656391

Disposition of Wastes ….. • Halogens, flammables, bulked into 55gallon drums and shipped • Waste Chemicals - packaged and shipped for disposal • Surplus Chemicals - labeled, put on shelves, advertised for redistribution • ~$250,000 annual disposal costs

SHARPS …. What is a Sharp? • Device that can cut or easily puncture the skin • Unused, disinfected/contaminated: hypodermic needles, razor blades, scalpel blades, lancets, syringes and Pasteur pipettes • Other contaminated infectious wastes: broken glass vials, lab slides or fragile glass

Disposable Lab Glass? • empty bottles, test tubes, uncontaminated broken glassware, uncontaminated glass pipettes, other plastic

Sharps Disposal …. • Segregate from other wastes • Place in rigid plastic boxes with tight-fitting lids – maroon 5 gallon barrels for non hazardous glass. Sharps containers for infectious materials.

• Fill container only 3/4 full • Materials must be autoclaved • User/Lab takes infectious material containers to building’s collection site (autoclave room)

Infectious Wastes …. Nothing that contains pathogens/human blood can go to a landfill!!!! – Infectious or biologically contaminated material – Materials that have been used for recombinant DNA work

2 Disposal Methods: 1. Autoclave and place in infectious waste barrel 2. For liquids, add bleach to 10% of total volume, incubate 1 hour and pour down drain

Hazardous Glass Disposal ... • Disinfect ALL infectious waste • Empty any hazardous chemicals/drain liquids • Dispose in glass disposal maroon barrel.