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Laboratory Standard. Laboratory use of hazardous chemicals v Chemical manipulations are carried out on a laboratory scale v Multiple chemical procedures.

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Presentation on theme: "Laboratory Standard. Laboratory use of hazardous chemicals v Chemical manipulations are carried out on a laboratory scale v Multiple chemical procedures."— Presentation transcript:

1 Laboratory Standard

2 Laboratory use of hazardous chemicals v Chemical manipulations are carried out on a laboratory scale v Multiple chemical procedures or chemicals are used 1a

3 Laboratory use of hazardous chemicals v Procedures are not part of, and do not simulate a production process v Protective laboratory practices and equipment are available to minimize employee exposure 1b

4 Permissible exposure limits cannot be exceeded v PEL is the level a person can be regularly exposed to without adverse effects Eight-hour time-weighted averageEight-hour time-weighted average Ceiling concentration limitsCeiling concentration limits Skin designation limitsSkin designation limits 2a

5 Permissible exposure limits cannot be exceeded v Action level is an exposure level OSHA has designated for a specific substance Eight-hour time-weighted averageEight-hour time-weighted average Exposures at action level initiate exposure monitoring, medical surveillanceExposures at action level initiate exposure monitoring, medical surveillance 2b

6 Exposure monitoring v Measured when there is reason to believe exposure levels exceed action level or PEL v Performed for substances regulated by an OSHA standard that requires monitoring 3a

7 Exposure monitoring v Monitoring may be terminated in accordance with regulation v Employees must be notified of monitoring results within 15 working days IndividuallyIndividually Posting results in accessible locationPosting results in accessible location 3b

8 Chemical Hygiene Plan - Basic operating procedures v What to do for accidents and spills v How to avoid routine exposures v How to choose chemicals 4a

9 Chemical Hygiene Plan - Basic operating procedures v Where to eat, drink, chew gum, smoke, apply cosmetics 4b

10 v How to properly use glassware and equipment v Hygiene practices upon leaving laboratory Chemical Hygiene Plan - Basic operating procedures 4c

11 Chemical Hygiene Plan - Basic operating procedures v Proper behavior in laboratory - no horseplay v How to pipette - no mouth suction v Appropriate personal apparel and PPE 4d

12 Chemical Hygiene Plan - Basic operating procedures v Be aware of unsafe conditions - plan ahead, follow warnings, work under exhaust hoods v Properly dispose of wastes v Do not work alone when performing hazardous procedures 4e

13 Chemical Hygiene Plan v Potential laboratory hazards Allergens and EmbryotoxinsAllergens and Embryotoxins Moderate chronic and high acute toxicityModerate chronic and high acute toxicity High chronic toxicityHigh chronic toxicity Animal work with chemicals of high chronic toxicityAnimal work with chemicals of high chronic toxicity 4f

14 Chemical Hygiene Plan v Controls to reduce employee exposure Engineering controlsEngineering controls Work practice controlsWork practice controls Hygiene practicesHygiene practices PPEPPE 4g

15 Chemical Hygiene Plan v Ensure that fume hoods function properly v Employer approval is needed before conducting some operations, procedures, activities 4h

16 Chemical Hygiene Plan v Medical examinations and consultation 4i

17 v Personnel responsible for implementation of hygiene plan Chemical hygiene officerChemical hygiene officer Chemical hygiene committeeChemical hygiene committee Chemical Hygiene Plan 4j

18 Chemical Hygiene Plan v Provisions for employee protection from: Select carcinogensSelect carcinogens Reproductive toxinsReproductive toxins Substances with high degree of toxicitySubstances with high degree of toxicity 4k

19 Chemical Hygiene Plan v Provide information about: Designated areasDesignated areas Containment devicesContainment devices Safe removal of contaminated wasteSafe removal of contaminated waste Decontamination proceduresDecontamination procedures v Review plan annually 4l

20 Training v Location and availability of MSDSs v Training is required upon initial assignment, and prior to new exposure situations 5a

21 Signs and symptoms of exposure v Each chemical has an MSDS v Read MSDS to determine signs and symptoms of exposure 6a

22 Methods of detection of a release v Monitoring is conducted v Continuous monitoring devices v Visual appearances v Odor of hazardous chemicals 7a

23 Medical consultations/ examinations v Reasons for medical attention v Care provided by physician without loss of pay v Care provided at reasonable time and place 8a

24 Medical consultations/ examinations v Information provided to physician Chemicals to which employee is exposedChemicals to which employee is exposed Exposure conditionsExposure conditions Signs and symptoms of exposureSigns and symptoms of exposure 8b

25 Medical consultations/ examinations v Physician’s written opinion v Confidentiality of information not related to exposure 8c

26 Labels v Labels on incoming containers cannot be removed or defaced 9a

27 Respirators - meet 1910.134 requirements v Selection procedures v Proper fit v Proper use and care v Limitations of respiratory protection 10a

28 Recordkeeping v Records retained for duration of employment plus 30 years v Includes tests and written opinions 11a

29 Summary of main points v Basic operating procedures v PPE v Hazards of chemicals used v Signs and symptoms of overexposure 12a

30 Summary of main points v Detection methods of a release, or presence of chemicals v Permissible exposure limits v Required monitoring 12b

31 Summary of main points v Medical examination requirements v MSDSs and labels v Respirator use v Recordkeeping requirements 12c


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