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For particle counter calibration or repair, please complete the form below

We only need your probe serial if the probe is to be calibrated. Please do not send your probe with the instrument unless a probe calibration is required, as it risks being lost

Return ship using your collect shipping account – please complete the fields below (does not apply to expedited service).

PLEASE NOTE: All instruments sent in for service MUST be assigned a valid RMA number, and be accompanied by a signed document assuring the instrument is free from contamination. Upon completing this form, a quote for the services requested will be sent to your email within 2 business days.

Once a valid payment option in the form of purchase order or credit card has been provided, your RMA number will be assigned, and a decontamination document with shipping address and instructions will be forwarded to the email provided.

We value your privacy and never sell or rent your email address to anyone.

See our Privacy Policy.