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This page contains the risk assessments for current laboratory methods
Copies of these risk assessments are posted on the lab notice board and these must be signed before commencing work in the labs. Please note that the guide to the COSHH assessments contained within these files can be found in the file "Key to COSHH".
- Carbonate removal Risk Assessment
Removal of carbonates from sediment using 10% HCL.
Carbonate removal Risk Assessment (.pdf)
- Cladocera prep Risk Assessment
Preparation of samples for examination of Cladocera.
- Core extrusion Risk Assessment
Extrusion of sediment cores.
- Diatom analysis Risk Assessment
Preparation of sediment samples for diatom analysis.
- Diatom Slide Preparation Risk Assessment
Slide preparation using Naphrax.
- Freeze drier Risk Assessment
Use of the Freeze dryer.
- Inorganic ash Risk Assessment
Preparation of sediment samples for the examination of inorganic ash spheres.
- Key to COSHH
Description of the alphanumeric key to COSHH requirements.
- Loss on Ignition Risk Assessment
Ignition of samples at 550°C.
- Microspheres Risk Assessment
Addition of microspheres to diatom suspensions for quantitative analysis
- Particle size Risk Assessment
Particle size analysis using the pipette method. This risk assessment should also be signed by those preparing samples for a sedigraph analysis.
- Percentage Carbonate Content Risk Assessment
Ignition of samples at 950 degrees C to determine carbonate content. Risk assessments for Loss on Drying and loss on ignition should also be read and signed.
- Percentage Dry Weight Risk Assessment
Percentage weight loss of sample when dried at 105 degrees C.
- Pollen Risk Assessment
Preparation of sediment samples for examination of pollen.
- SCPs Risk Assessment
Preparation of samples for examination of carbonaceous particles.
- Slide preparation Risk Assessment
Preparation of SCP slides using naphrax.