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*Enter the lot number found on the product label to access the Certificate of Analysis and product instruction. If you are unable to find it, please submit a request form at the bottom.

Purple Paper

Quality Assurance

Certificate of Analysis

Search and download certificates of analysis for all our products. Enter a lot number or filter by product and membrane type.

Lot Number
Product ID
Product
Membrane
Size
Certificate Date
CoA
Instruction
310054F
98-0604-0221-5
Disk
C18-SD
90mm
08/31/2026
320194F
98-0604-0217-3
Disk
C18-HD
47mm
08/31/2026
320193F
98-0604-0217-3
Disk
C18-HD
47mm
08/28/2026
310053F
98-0604-0221-5
Disk
C18-SD
90mm
08/28/2026
320191F
98-0604-0217-3
Disk
C18-HD
47mm
08/27/2026
310052F
98-0604-0221-5
Disk
C18-SD
90mm
08/27/2026
320192F
98-0604-0217-3
Disk
C18-HD
47mm
08/27/2026
310051F
98-0604-0221-5
Disk
C18-SD
90mm
08/27/2026
320189F
98-0604-0217-3
Disk
C18-HD
47mm
08/25/2026
320190F
98-0604-0217-3
Disk
C18-HD
47mm
08/25/2026
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CoA Not Found.

Please submit a request form, we will upload it as soon as possible. 

Please submit the lot number. We will update it on our website as soon as possible and notify you by email once it is ready.

CoA Request Form

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