How to Send Us Mold & Asbestos Samples

A simple walkthrough for inspectors and consultants sending mold and asbestos samples to Moldlab, including the forms you need, how to complete the Chain of Custody form, how to choose the correct test code, and how to ship your package correctly.

AIHA/NVLAP Accredited

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7-Day Service

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No Weekend Upcharges

What are the steps for sending my samples to Moldlab?

Collect Samples

Download the Correct COC Form

Fill Out the COC Clearly

Choose the Correct Test Code

Package Samples and Paperwork

Ship with Tracking

Download Chain of Custody Forms

Choose the form that best matches your sample count. If you are new to the form, use the guide below to avoid delays and common mistakes.

10 Sample Form (Fillable PDF)

10 Sample Form (Word Doc)

20 Sample Form (Fillable PDF)

20 Sample Form (Word Doc)

Need help filling out the Chain of Custody form?

Read our step-by-step guide to understand each section, avoid common mistakes, and reduce delays.

Read the COC Guide

How to Select the Correct Test Code for Your Samples

Choose the code that matches both the sample type you collected and the type of analysis you want.

Air Samples

Code 1

Mold only count and identification

Code 2

Mold plus pollen, skin cells, insect parts, and fibers

Surface Samples: Tape / Swab / Bulk

Code 3

Mold only, light / moderate / heavy ratings

Code 4

Mold plus other particles, light / moderate / heavy ratings

Code 9

Mold only quantitative analysis

only available for Tape samples

Code 10

Mold plus other particles quantitative analysis

only available for Tape samples

Bulk Asbestos Samples

Code 7

PLM EPA 600/R-93/116

How to Ship Your Samples

After you package your samples and completed Chain of Custody form, send them to Moldlab by USPS Priority Mail, FedEx, or UPS. Active Moldlab inspector customers may also qualify for free inbound FedEx shipping on eligible orders.

Before You Ship Your Samples

Sample labels match the form
Turnaround time is marked
Test codes are correct
Air sample timing is complete if needed
Release section is signed

Why Inspectors Use Moldlab

Accredited Lab

AIHA/NVLAP accredited for reliable results

Fast Turnaround

Results in as little as 3 hours

Clear Reports

Easy-to-read reports

7-Day Service

We work 7 days a week — no weekend upcharges

Easy Logistics

Pre-paid labels and expert packaging guidance

Order Supplies

air cassettes, swabs, tape lifts and more.

Order Now →

Contact Moldlab

Email us or send a message. We're here to help.

Questions? Call Us

Our team is ready to help Mon–Fri, 8am–5pm and Sat & Sun 9am-3pm CST.

(866) 416-6653

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