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Why SMEPAC matters?

Effective containment is essential when handling potent pharmaceutical ingredients and hazardous powders. SMEPAC testing helps businesses assess whether equipment controls airborne emissions to acceptable levels and supports safer manufacturing operations. 

Testing helps evaluate risks associated with:

When is SMEPAC Testing carried out?

Factory Acceptance Testing (FAT)

FAT SMEPAC testing is performed at the equipment manufacturer’s facility before delivery to site. The purpose is to confirm the containment system performs in accordance with the design specification and to identify any required modifications prior to installation. 

Site Acceptance Testing (SAT)

Our specialists support organisations by:

SAT testing is undertaken once the equipment has been installed and commissioned at the client’s facility. This assessment confirms containment performance under actual site conditions, including operator interaction and environmental influences. 

Routine SMEPAC Testing

Routine testing is carried out during normal operational use to verify ongoing containment performance and continued compliance with containment targets. 

Testing frequency may depend on factors such as:

Our Testing Process

One of the primary objectives of SMEPAC testing is to determine whether containment systems successfully control airborne emissions to acceptable levels for handling hazardous materials of known potency. Our assessments typically include:

Stage 1

Review of process and containment requirements

Stage 2

Selection of suitable surrogate materials

Stage 3

Development of test protocols

Stage 4

Air and surface sampling during operation

Stage 4

Laboratory analysis of samples

Stage 4

Detailed reporting and recommendations

Containment Performance Target (CPT)

This is the maximum allowable concentration of airborne particulates (µg/m3) that can be detected outside the containment system during routine operations. This CPT is established to protect workers from exposure to pharmaceutical ingredients and to minimise emissions to the working environment.

Design Exposure Limit (DEL)

This is the maximum allowable concentration of airborne particulates (µg/m3) that can be detected outside the containment system during routine operations applied to only personal sampling results. Contrary to the CPT, which can be defined for any sampling location, the DEL only refers to operator exposure.

The type, location and method of sample collection play a key role when interpreting results.

Air Samples:
• Personal Breathing Zone (PBZ) air samples – Collected to assess individual exposure.
• Static Air Samplers – Air samplers placed in fixed locations from specific points on equipment.

Surface Samples:
• Surface samples – can be used to assess any existing contamination prior to and during the containment performance assessment (CPA) to identify emission points on equipment, and subsequent airborne deposition and mechanical transfer to equipment and facility surfaces.

Sampling typically follows the containment equipment test protocols laid out in appendix 4 of the ISPE guide.

Choice of Surrogates

There are a variety of surrogates available for use and their chemical and physical properties and characteristics should be chosen to closely match the intended use of the system taking into consideration things such as dustiness and particle size.

Typical surrogates include:

Typical Equipment We Assess

We support containment performance testing for a wide range of pharmaceutical and powder handling systems, including:

Competent Specialists

Our certified specialists are experienced professionals holding the Certificate of Competency in Control and listed on the BOHS Register of Occupational Hygiene Professionals, accredited by the Professional Standards Authority (PSA).
Professional Standards Authority

Why Choose Armstrong Environmental?

Industries We Support

Discuss Your SMEPAC Testing Requirements

Whether you require FAT, SAT, or routine SMEPAC testing, Armstrong Environmental can support your containment performance assessment requirements worldwide.
Speak with our occupational hygiene specialists today to discuss your project requirements, containment targets, and testing strategy.