Hazardous Materials Disposal Handbook – Chemical Waste
Contents
1. of segregated chemicals 7 Contact HMS when the segregation and paperwork is complete to arrange a mutually agreeable time and date for the pickup 8 HMS may visit the lab to determine the number of overpacks needed for transportation and to check that segregation and paperwork are properly completed prior to performing the actual pickup 2 5 What Happens to Chemical Waste After HMS picks up your chemical waste HMS consolidates the waste based on hazard class into different containers for proper disposal For large liquid containers HMS bulks compatible chemicals into polyethylene drums For small solid and liquid containers HMS lab packs the container into metal drums with vermiculite to absorb leaks and prevent container breakage Chemically contaminated debris like gloves pipette tips and bench coat are compacted into metal drums 3 Waste Rejection 3 1 Rejection Procedure When chemical waste is rejected a yellow waste rejection form detailing the reason for rejection is placed on the rejected container Please rectify the problem and resubmit the pickup request for the following week according to Section 2 3 If you have questions about the waste rejection or require further assistance please contact HMS 3 2 Reasons for Rejections The following are the most commonly reasons for rejection of waste offered for pickup 3 2 1 Door Locked HMS does not possess master keys to access locked laboratories Hazardous materials sho2. oii eeacea ahd eases 10 Waste REISCUO Nara aa a a a aN a 10 Sele ReJecuon Procedure O cen ada 10 32 Reasons Or RE ECON a e aa 10 3 2 1 Door T a A ee rene ree 10 3 2 2 Waste Authorization Missing Incomplete or Improperly Completed oocccoooom o o 10 5 23 Waste Container Overnet dans 11 3 2 4 Improper Container For This Type Of Waste ooccccccnccnnccnoccnnnnnncnnonanonnnonaconnonanonnonaninnnnnaoos 11 3 2 5 Waste Container Leaking or Improperly Sealed cooocccnconocnnnnnocnnnonaconnonanonnnonaronnnnns 11 3 2 6 Exceeds 12L Limit For Similar Waste In Glass CONtainerS ooocccnccnccnncnnoccnnnnaconnananonnnonanos 11 3 2 7 External COMEAM MANION sesiedeeatits coaeahs iat tees achat bev aautend tls Meeasinaudan tt daenenulerdl Gatien sta 12 REVISIONS CO Vi aaa a 12 1 Introduction 1 1 Purpose The purpose of this handbook is to provide a concise source of information for most areas of waste disposal and collection as it concerns the activities of Hazardous Materials Services HMS however this manual cannot cover all possible situations In cases where you cannot find an answer to your waste questions please contact HMS at the email address in Section 1 2 1 1 2 The Role of Hazardous Materials Services Hazardous Materials Services HMS is responsible for collecting transporting shipping recycling and disposal of chemical biohazardous and radioactive waste generated by University of Ca
3. 1 2 TE UNIVERSITY OF ue CALGARY Hazardous Materials Disposal Handbook Chemical Waste Halve axel No eea E N EE NETE E E E EE AN 2 LA PUD OSC wistate crc denten ss cet tae ios 2 1 2 The Rolesof Hazardous Materials S rvices ui aa 2 i ee Hazardous Materials Services Contacta aid ad 2 13 Me Roleo Waste Generators aii A 2 tA Clean Glass ana Pas UCA Ad 2 Chemical Waste E A NS 2 2 15 Step One Waste Types and Contar iii A 2 ZER Chemical Compatibility seisen A E N 2 2 1 2 Contalner Preparatoria aa 3 213 QUA WA a DO 3 2 1 4 Chemically Contaminated Solid Waste oooccnconoccnnonnncnnnonaconnnnanonnnnnnonnnonaconnonanonononanonnnnos 5 2 155 Ethidium Bromide Waste cil A os aio ek 6 2 1 6 Compressed GASES raan a Geetha aa id Pa Loh euch ASA at lee CAC ou ek toh ot ae 6 2 1 7 Batteries aia ao 6 2 1 8 Unknowns Forbidden Chemicals and Potentially Explosive Chemicals ooooo 6 2 2 Step Two Complete Waste Authorization cccccccsseccccsssccccsesececceneccceeusecessuecesseeceeseusecetseneces 7 2 2 1 Che Matix User aan 7 2 2 2 Non Chematic Users ia 7 2 2 3 Pure Chemical Waste FO Mii iaa 8 2 2 4 Mixed Chemical Waste FO Miusiaaida ates chuiee dau eae anata tee 8 2 3 Step Inree Waste Collection A iiO 9 2 3 1 Chema Ga Usera Re a 9 2 3 2 Man ESMPUIS A Aa cias 9 2 3 3 SOU CAMPUS E 9 24 Lares Quanity PICKUDS AA a AR 9 29s What Happens to Chemical Waster E T a eeti
4. Forbidden for transport under the Transportation of Dangerous Goods regulations HMS cannot accept these chemicals since HMS does not have permission to act as a carrier for these chemicals e g 2 4 dinitrophenyl hydrazine Please store Forbidden chemicals in a safe manner until such time as HMS and the University are able to properly dispose of these chemicals in a safe manner Some chemicals can deteriorate over time to form Potentially Explosive Chemicals PECs HMS cannot accept PECs believed to have deteriorated into an unstable state e g dry picric acid Please refer to the chemical MSDS for information about PEC hazards Please store PECs in a safe manner until such time as HMS and the University are able to properly dispose of these chemicals in a safe manner 2 2 Step Two Complete Waste Authorization 2 2 1 Chematix Users Chematix users should submit their waste pickup requests through a Chematix Waste Pickup Worksheet Refer to the Chematix User Manual for this process 2 2 2 Non Chematix Users There are two types of Waste Authorization Forms one for Pure Chemical and one for Mixed Chemical A Pure chemical is defined as partially used or unused or aqueous chemicals in original or replacement containers with a single chemical constituent e g solid sodium hydroxide or hydroxide solution Each Waste Authorization Form requires the following information in the top section be completed prior to pickup for disposal e Supervis
5. added markings 2 1 3 Liquid Waste There are several choices available for storing liquid waste Liquid waste containers provided by HMS include chemical safety cans red and tight head containers white Labs may re use empty glass or plastic bottles of 4L or smaller volumes with compatible contents HMS will issue containers to labs that produce enough waste to fill a container every one to three weeks For safety reasons HMS encourages labs that do not generate this amount of waste to use a smaller container and dispose of it regularly to reduce the potential of adverse chemical reactions taking place and reduce the chances of the materials becoming unknown If you are producing two or more categories of waste see 2 2 above please inform HMS so that HMS can issue your lab the appropriate containers for the volume and type of waste generated Please contact HMS if you are unsure of what kind of container is compatible with the waste your lab is producing 2 1 3 1 Filling the Container White tight head containers Figure 3 come in two sizes 20L and 10L and allow you to see the level of the contents when filling them A Maximum Fill line is indicated on the exterior of the container If the liquid level is exceeded HMS will not collect the filled container or issue a replacement The maximum liquid volume for large tight heads is 20 litres The maximum liquid volume for small tight heads is 10 litres Figure 3 Red chemical s
6. afety cans Figure 4 are opaque and there is a metal spark arrestor inside the opening that prevents direct visual inspection of the liquid level There are however several means to safely determine the level of liquid inside the safety can 1 Keep a log of the chemical volumes added to the safety can This is the preferred method for safety reasons The maximum liquid volume for chemical safety cans is 18 litres 2 If liquid is visible within the spark arrestor the safety can is overfilled and some of the contents will need to be removed off before HMS will pick up the waste An accounting of the waste contents removed to a new container must be made Figure 4 Figure 5 All other containers should have at least 10 to 20 empty space to allow for expansion and gasses forming In 4L glass bottles Figure 5 the liquid should be no higher than the start of the curve to the neck of the bottle The maximum liquid volume for 4L glass bottles is 3 5 litres If you are not using a pre numbered container supplied by HMS please mark the container with your building and room number e g PP250 If you have more than one container please add a dash and an identifying number to the room number e g PP250 1 PP250 2 etc A brief description of the container contents e g Acid Waste Halogenated Solvents is also helpful 2 1 4 Chemically Contaminated Solid Waste Anything that is not a syringe or other sharp and has co
7. al Waste Form The second section of the mixed waste authorization includes two parts The first part is to indicate the Type of Waste Mixture If you are unsure of how to categorize your waste please contact someone in HMS for assistance TYPE OF WASTE MIXTURE Please check the appropriate box below HALOGENATED HALOGENATED HALOGENATED INORGANIC AQUEOUS PHOTO PROCESSING CHEMICALS C INORGANIC NON AQUEOUS DEBRIS CONTAMINATED WITH RESIDUAL TOXIC HAZARDOUS MATERIALS The second part is used to detail the chemicals being disposed of The full chemical name and volume or weight of each chemical is listed here PROVIDE VOLUME WEIGHT AND CONCENTRATION OF EACH CHEMICAL IN MIXTURE CONCENTRATION 2 3 Step Three Waste Collection On the day of collection please locate waste in a visible location near the door or a suitable fume hood near the door The lab door must be unlocked for HMS to enter the lab for the waste Chemical waste should never be left unattended in a hallway under any circumstances 2 3 1 Chematix Users Waste Pickup Worksheets that are submitted through Chematix are picked up according to the Main Campus and South Campus schedules below Worksheets submitted after 4pm the day before a scheduled pickup are not guaranteed for pickup 2 3 2 Main Campus Chemical waste is picked up on Tuesdays between 9 30am and 3 30pm Labs and departments not using Chematix should call the Main Campus waste picku
8. ch chemical Percentage of the total volume or weight of the chemical in the container is acceptable e The state solid liquid or gas for any pure chemicals e Total volume and or mass of the waste in the container 2 2 3 Pure Chemical Waste Form Either Section A or Section B in the middle part of the form must be completed Section A is used for pre classified lists of pure chemicals Please refer to Section 2 4 Large Quantity Pickups for more information SECTION A lf you have submitted a requestto Hazardous Materials Services for pre classification please indicate by checking the box below and attaching the pre classified list that was e mailed to you Pre classified list of chemicals is attached Section B is used to list limited quantities of pure chemicals The chemicals listed must conform to a single Primary Class according to TDG regulations single physical state and chemical compatibility Information about the Primary Class is found in Section 14 of the material s Material Safety Data Sheet or contact HMS for assistance with classifying the chemicals This means multiple waste forms are sometimes needed This is required by Transportation of Dangerous Goods Regulations Pure chemicals not listed by class on the waste form will be rejected 4 SECTIONB CONTAINER CHEMICAL DESCRIPTION VOLUMEMVEIGHT OF SOLID LIQUID GAS NO CHEMICAL CONTAINER Select State Select State Calant tata Secta 2 2 4 Mixed Chemic
9. e must never be flushed down a sink Any solid waste not including gels contaminated with ethidium bromide must be segregated and prepared as chemically contaminated solid waste see Section 2 2 3 Gels contaminated with ethidium bromide are disposed of in white buckets right supplied by HMS These are lined with a clear plastic bag and come with a cable tie Please drain excess liquid from the gels prior to disposal in gel bucket and dispose of the liquid as above When you are ready to contact HMS for pickup seal the bag with the cable tie and close the lid If there is any solid waste other than gels in the bucket it will Figure 6 be rejected 2 1 6 Compressed Gases HMS collects small compressed gas cylinders e g lecture bottles propane and aerosol cans for disposal For compressed gas cylinders please check with the original vendor if they have a cylinder re use or recycling policy that would return the cylinder to the vendor 2 1 7 Batteries HMS collects all types of batteries lead acid alkaline lithium nickel metal hydride etc for recycling or disposal 2 1 8 Unknowns Forbidden Chemicals and Potentially Explosive Chemicals At this time HMS cannot accept unknown chemicals of any kind as the current disposal policy is under review Please store unknown chemicals in a safe manner until such time as HMS and the University are able to properly dispose of these chemicals in a safe manner Some chemicals are
10. fety cans are not accepted if they contain more than 18L of liquid this means that the level of liquid is at or below the bottom of the spark arrestor in the opening Any other liquid containers used in the lab or provided by HMS are not accepted if they do not have at least 10 to 20 empty headspace in the container For most containers this means it is not filled beyond the point where the container begins to curve up to cap 3 2 4 Improper Container For This Type of Waste HMS will not accept containers that are not compatible with the type of waste being offered for disposal for reasons related to safe transportation handling and storage Refer to Section 7 Handling and Storage and Section 10 Stability and Reactivity of the material s MSDS for more information about containers and storage Please contact HMS for assistance if you have any questions 3 2 5 Waste Container Leaking or Improperly Sealed HMS will not accept waste containers that are leaking or improperly sealed Leaking or improperly sealed containers have the potential to contaminate common areas and the transport vehicle presenting an unacceptable hazard to other building occupants and HMS staff Please ask for assistance if you are unsure of how to proceed 3 2 6 Exceeds 12L Limit For Similar Waste In Glass Containers HMS will not accept more than 12L of waste in glass containers Minimizing the quantity of waste retained in the lab for extended periods is an integra
11. istance Plan ERAP HMS will not accept Unknown chemicals or Potentially Explosive Chemicals that destabilised Refer to Section 2 1 7 for more information 2 1 1 Chemical Compatibility All chemical wastes must be segregated according to chemical compatibilities and or Transportation of Dangerous Goods regulations Some of the categories to consider when segregating your waste include e Corrosives Acid solids and liquids e Corrosives Base solids and liquids e Oxidizers and Organic Peroxides solids and liquids e Compressed Gases non returnable e Flammable Liquids e Flammable Solids e Toxic Materials solids and liquids e Environmentally Hazardous Materials solids and liquids 2 1 1 1 Container Contents HMS would like to emphasize the importance of accurate and continuing accounting of each container s contents for the safety of everyone involved from generation to disposal The pictures below Figure 1 amp 2 show what can happen when incompatible chemicals are mixed due to improper reporting Figure 1 Figure 2 2 1 2 Container Preparation Closely inspect the exterior of any container for contamination and remove any contamination found if the container has chemical residue or is excessively dusty please wipe the container clean HMS is unable to accept any contaminated or compromised containers for collection External contamination is anything that is not part of the container except for labels or
12. l part of safe storage HMS encourages you to contact HMS for pickup whenever you have filled the container you are using for your liquid waste If your lab is producing more than 12L of liquid waste every two weeks please contact HMS to provide your lab with a suitable reusable container If your lab is producing liquid waste in quantity for a limited period HMS can also provide temporary containers 11 3 2 7 External Contamination HMS will not accept any container that has external contamination that may or may not pose an actual safety risk External contamination is anything that is not part of the container except for labels or added markings 4 Revision History September 22 2009 First release of handbook 12
13. lgary labs and facilities This is done in accordance with transportation and environmental law and regulations for hazardous materials 1 2 1 Hazardous Materials Services Contact Email hazmat ucalgary ca 1 3 The Role of Waste Generators Personnel in labs and other facilities at the University of Calgary that generate chemical waste are considered the Waste Generator for legislative and regulatory purposes Generators of waste are responsible for and required to provide an accurate and detailed record of the waste they are generating and disposing Waste generators are also responsible for safely collecting storing and sorting when required waste prior to its pickup and transport by HMS for disposal or recycling 1 4 Clean Glass and Plastic Provision of blue buckets for collection and removal of clean glass and plastic disposal is the responsibility of Caretaking Please contact them at 403 220 7555 with questions about clean glass and plastic disposal or visit https ci ucalgary ca irequest irequest2 asp sk yes for requests 2 Chemical Waste 2 1 Step One Waste Types and Containers HMS will only accept mixed waste that is placed in a container compatible with the waste type or pure chemicals in original or compatible containers The container must have a secure lid or cap to prevent spills when the container is moved HMS is not permitted to transport explosive materials or materials that require an Emergency Response Ass
14. me into contact with chemical such as paper towel bench coat weighing boats gloves etc that cannot be cleaned is considered contaminated solid chemical waste Collect chemically compatible wastes in a plastic bag and place in a fibre board cardboard box sealed with tape Please indicate the presence of any glass intact or broken on the Waste Authorization Mark the box with your building and room number e g Bl 250 If you have more than one box please add a dash and unique identifying number to the room number e g BI250 1 BI250 2 etc 2 1 4 1 1 Syringes and Sharps Syringes and other sharps e g blades are disposed of in yellow biohazard buckets if they are used in quantity See the Biological Disposal Handbook for information on disposing of biohazard buckets For small quantities of sharps please purchase an approved sharps container of the appropriate size Sharps containers should include the words SHARPS in uppercase on the Waste Authorization form 2 1 4 1 2 Silica Waste Contaminated silica waste should be collected separately from other debris 2 1 5 Ethidium Bromide Waste Ethidium bromide waste is handled separately from other chemical waste Small volumes less than 1L of liquid ethidium bromide waste can be disposed with other toxic liquid waste Larger quantities must be disposed of in a separate container Like any other hazardous material ethidium bromide in any concentration or from any sourc
15. or s Name Principal Investigator s name e Applicant Name Name of Person who prepared the waste Any questions or concerns regarding the waste by HMS will be directed to this person e Work Phone Phone number the person who prepared the waste can be reached during regular working hours e Date Offered for pickup e Building Building the lab or room is located in e Room Lab Lab or room number where the waste is located e Department Which department is responsible for the room or lab e Container No The number of the container that corresponds to the waste detailed on the form For reusable containers supplied by HMS this is the tracking number on the container For all other containers this is the building and room number as indicated in Section 2 2 1 2 and Section 2 2 2 SUPERVISOR S NAME APPLICANT NAME WORK PHONE DATE YYYY MM DD BUILDING ROOMI LAB DEPARTMENT CONTAINER NO Each Waste Authorization Form requires the following information in the bottom section be completed prior to pickup for disposal e Signature of the person who prepared the waste e Date of signature SIGNATURE DATE YYYY MM DD The middle section is where you list the chemicals and quantities for disposal e The full chemical name in clear English is required for emergency responders Chemical formula or structures are not acceptable due to regulations and will result in rejection or delay in pick up e Quantity and concentration if applicable of ea
16. p line 403 220 8707 prior to 3 30pm on Monday 2 3 3 South Campus Chemical waste is picked up on Thursdays between 9 30am and 3 30pm Labs and departments not using Chematix should call the South Campus waste pickup line 403 220 8255 prior to 3 30pm on Wednesdays 2 4 Large Quantity Pickups When disposing of large numbers of pure chemicals 10 or more it is necessary for the lab person responsible to undertake some preparatory steps to ensure the pickup happens efficiently 1 Download the Large Quantity Waste Excel spreadsheet and instructions from the HMS website http www ucalgary ca hazmat large volume 2 Inventory the chemicals for disposal and enter the information for the chemical name container size remaining quantity and physical state into the spreadsheet 3 Submit the spreadsheet to HMS via email hazmat ucalgary ca 4 HMS will classify the chemicals according to TDG regulation physical state and chemical compatibility before returning the spreadsheet to the person that submitted it 5 The edited spreadsheet will have additional worksheets that indicate the primary class e g 3 4 1 6 1 9 of each chemical Segregate the chemicals according to this information Print off two copies of each worksheet per primary class of chemical and place with the segregated chemicals 6 Complete and print off two copies of the Pure Waste authorization indicating the attached list of chemicals and place with each group
17. uld never be left unsecured in hallways biohazard buckets placed in the hallway on Thursday for pickup on South Campus are the only exception 3 2 2 Waste Authorization Missing Incomplete or Improperly Completed HMS will not accept waste that has a missing incomplete or improperly completed Waste Authorization HMS cannot transport waste without documentation of what is carried on our truck As described under Section 1 3 lab personnel are considered the Waste Generator for legislative and regulatory purposes so a Waste Authorization is required on all chemical waste offered for disposal 10 The generator s name signature location contact information and waste types are all required on the form Proper chemical names in clear English are required for emergency responders Acronyms and chemical formula or structures are not acceptable Trade named chemicals are acceptable but an attached MSDS or equivalent information is required If multiple materials are offered for disposal they must be segregated according to Transportation of Dangerous Goods TDG classification and state Each TDG classification and state of waste must be on its own waste form Refer to Section 14 Transport Information of the MSDS for the material s classification or contact HMS for assistance 3 2 3 Waste Container Overfilled HMS will not accept containers which are overfilled for reasons related to safe transportation handling and storage Red sa
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