University of Leicester
Department of Engineering
Safety Office Use
Ref no.....................................
Date Received........................
COSHH
Assessment
1. Person completing form
name:
Graham Clark
position
technical staff
2. Hazardous substance (or group of substances)
description: Sodium Hydroxide
Class of Hazard
Harmful
Irritant
Toxic
Corrosive
Highly Flammable
Other hazards:
Health effects:
Very corrosive. Causes severe burns. May cause serious permanent eye
damage. Very harmful by ingestion. Harmful by skin contact or by inhalation of
dust. Typical STEL 2 mg m-1.
HAZARD CATEGORY
Can an explosive atmosphere form?
no If yes are DSEAR measures in place?
Is the substance on the Anti terrorism Crime and Security Act 2001 pathogen/toxin list?
Are there exposure limits for the substances
no If yes state them
3. Use of hazardous substance
where used: Materials Lab.
Very Toxic
Carcinogen
Explosive
Teratogen
Mutagen
low
no
Nature of use: Etching metallographic samples
By whom used: trained staff / pg students
4. Exposure Potential
Quantity used:
<10mg
Physical charateristics affecting
exposure
Containment (excl. fume cupbrd, etc.)
Frequency of use
Overall Exposure Potential
10mg - 1g
Dense solid
Non volatile liquid
closed system
Occasional
1g - 100g
Dusty solid
Volatile liquid
part closed system
Frequent
>100g
Gas / Aerosol
Highly volatile liquid
open system
Continuous
low
5. Risk Assessment
Route(s) of contact Skin
Assessment of risk to health
Eyes
Inhalation
Ingestion
Other
State
low
6. Precautions Necessary In Handling And Use
Hand protection variety: Gloves
Respiratory protection variety:
Eye and Face protection variety Safety glasses
State other precautions:
Specialist clothing variety:
Other state:
Use written protocol
Special storage precautions:
Disposal: Small amounts can be run to waste with water
copy attached
7. Emergency Procedures in case of spillage Sweep up spillage
Other specified emergency procedures
First Aid: Standard
Non standard
State:
8. Information, Instruction And Training Source of information: MSDS
Training required: General laboratory training
Other
Other
State
9. Final Assessment Risk to health is:
Unlikely
Significant but adequately controlled
significant but controls needed
Unknown
10. Actions To Implement This Assessment State:
Are any of the following required? Monitoring of exposure Health surveillance air monitoring
Is a copy to be sent to the Safety Office?
. If yes, date sent
. Assessment review date
11. Authorisation
NameGraham Clark
Date4-6-2009
online COSHH form v2.2 27/02/09