Quality Reference Material

Excess material from our proficiency testing program may be purchased as quality reference material once reports have been released (while supplies last).

The Certificate of Analysis is based on participant results.

ground hempHemp --- 2024 Program Year
$110 each
Approximately 20 grams
Sample Number Certificate of Analysis Order
HM24SEP-1 COA Order Form
HM24SEP-2 COA Order Form
HM24NOV-1 COA Order Form
HM24NOV-2 COA Order Form


hemp oilOil --- 2024 Program Year
$100 each
Approximately 8 milliliters
Sample Number Certificate of Analysis Order
OL24SEP-1 COA Order Form
OL24NOV-1 COA Order Form


ground hempHemp --- 2023 Program Year
$110 each
Approximately 20 grams
Sample Number Certificate of Analysis Order
HM23NOV-1 COA Order Form
HM23NOV-2 COA Order Form
hemp oilOil --- 2023 Program Year
$100 each
Approximately 15 milliliters
Sample Number Certificate of Analysis Order
OL23SEP-1 COA Order Form
OL23NOV-1 COA Order Form


ground hempHemp --- 2022 Program Year
$110 each
Approximately 20 grams
Sample Number Certificate of Analysis Order
HM22SEP-1 COA Order Form
HM22SEP-2 COA Order Form
HM22NOV-1 COA Order Form
HM22NOV-2 COA Order Form
hemp oilOil --- 2022 Program Year
$100 each
Approximately 15 milliliters
Sample Number Certificate of Analysis Order
OL22SEP-1 COA Order Form
OL22Nov-1 COA Order Form
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