top of page

*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
320176A
98-0604-0218-1
Disk
C18-HD
90mm
02/04/2026
320176A
98-0604-0217-3
Disk
C18-HD
47mm
02/04/2026
320175A
98-0604-0217-3
Disk
C18-HD
47mm
02/04/2026
320174A
98-0604-0217-3
Disk
C18-HD
47mm
02/04/2026
760069A
98-0604-0226-4
Disk
SDB-RPS
47mm
01/21/2026
320172A
98-0604-0217-3
Disk
C18-HD
47mm
12/23/2025
720008A
98-0604-0229-8
Disk
Anion
47mm
12/19/2025
770093F
98-0604-0235-5
Disk
Carbon
47mm
12/19/2025
760068A
98-0604-0226-4
Disk
SDB-RPS
47mm
12/18/2025
770082F
98-0604-0235-5
Disk
Carbon
47mm
12/05/2025
Page 1 of 1

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

bottom of page