Participate in analysing samples in downstream operations

Business Sectors (Suites): Downstream Operations
Developed by: Cogent
Approved on: 29 Mar 2019


This standard is about your competence in analysing samples to confirm quality.

This standard deals with the following:

1 Prepare to analyse samples
2 Analyse samples to confirm quality
3 Communicate results of analysis

During this work you must take account of the relevant operational requirements and safe working practices AS THEY APPLY TO YOU.

This standard deals with the following:

4 how to select, use and care for personal protective equipment (including sight, hearing protection, gloves, footwear, hard hats, respirators)
5 the implications of statutory and organisational requirements
6 how to interpret operational requirements (including policies, procedures, instructions, codes of practice, standards, schedules)
7 how to work with and within your permit to work system

This Standard is suitable for those working in the downstream fuel environment.

Previous Version:

Adapted from Unit 11 of Refinery Field Operations NOS – version April 2005

Performance criteria

You must be able to:

P1 obtain containers appropriate for the sample material
P2 ensure that containers obtained are clean before use

P3 select, use and care for personal protective equipment

P4 ensure that suitable analysis equipment is set up and cleaned correctly
P5 ensure that the analysis equipment is fit for purpose
P6 prepare for analysis in the appropriate designated area
P7 ensure that the sample preparations match schedule, instructions and procedures
P8 analyse the samples in accordance with standard test method
P9 leave equipment in a clean and safe condition ready for re-use
P10 leave the work area in a safe and clean condition
P11 retain the sample in accordance with procedures
P12 work safely in accordance with operational requirements
P13 inform appropriate personnel of results

Knowledge and Understanding

You need to know and understand:

K1 how to ensure that analysis equipment is fit for purpose
K2 why it is essential to clean equipment
K3 the location of nearest safety equipment
K4 the incidents which might occur while analysing samples and the action to be taken
K5 the principles of analysis
K6 the importance of matching schedule and instructions when analysing samples


Scope Performance

Scope Knowledge





Links To Other NOS

External Links

Version Number


Indicative Review Date

29 Mar 2024





Originating Organisation


Original URN


Relevant Occupations

Engineering, Engineering and Manufacturing Technologies, Plant and Machine Operatives, Process, Plant and Machine Operatives

SOC Code



participate, prepare, analysing, samples, communicate, confirm quality