PMS Lasair Pro Particle Counter

Manufacturer information

• Particle Measuring Systems publicly presents Lasair Pro as a portable cleanroom particle counter for certification and air-quality assessment.
• The procurement decision should include the required standards workflow, data management and integration—not only sensitivity and flow.
• Sampling accessories, cleanability, user permissions, reporting and calibration support can determine whether a configuration is operationally usable.

Those statements establish a technical research lane. They do not establish that GSE has authority to sell a product, that a model is available in the buyer’s territory, or that a historical accessory remains compatible. The current written quotation must identify the manufacturer, exact model, options, supplying party and quotation scope.

RFQ questions that prevent a false comparison

• Certification standard and room classes
• Sample flow, channel set and counting sensitivity
• Recipe, report, export and user-access controls
• Monitoring-system integration or standalone use
• Probe, tubing, printer and transport requirements
• Calibration documentation and service ownership

What you can expect from GSE

A useful sourcing response should distinguish the requested model from any proposed alternative, identify the configuration being quoted, state what is included and excluded, identify the seller and warranty path, and separate confirmed facts from assumptions requiring buyer approval. It should also identify any software, calibration, consumables, accessories, installation or validation services needed to make the equipment usable.

Alternative and replacement control

Similarity is not equivalency. When an exact model is unavailable or commercially ineligible, any alternative should be mapped against the buyer’s mandatory performance, interface, documentation, calibration, environmental and lifecycle requirements. GSE does not substitute a manufacturer or model merely because the category label sounds similar.

How to submit a strong request

Attach the incumbent data sheet, manual, specification, sampling plan, facility interface requirement, certificate requirement and acceptance criteria when available. State the ship-to country, quantity, required-on-site date and whether alternatives are allowed. Redact information you are not authorized to share; submitting the public RFQ form does not create an NDA.