Skip to Content

Explore the ModBlock Digestion System

Wet Chemistry


Wet Chemistry

CPI International offers a wide variety of Wet Chemistry Supplies to save laboratories time and money. Our COD vials, SPE disks and filters, GGA Standards for BOD5, and TSS filters are prepared and ready to use right out of the box to help labs dedicate more time to analysis and less time to tedious processes associated with sample preparation.

Wet Chemistry Testing Standards and Supplies to Lower Your Cost-Per-Test

For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line), 707-525-5788 (California) or email Sales@CPIInternational.com.


Lower Your
Cost Per Sample

Manage Your Cost
Per Bench Space

Equip New
Benches Frugally

Industry Leading COD
Vial Shelf Life
Ammonium Chloride, 1.15g/L, for BOD, 100ml
Item number 4401-00653-100
22.00 22.0 USD
Ammonium Chloride, 1.15g/L, for BOD, 500ml
Item number 4401-00653-500
39.00 39.0 USD
147.00 147.0 USD
126.00 126.0 USD
272.00 272.0 USD
COD Vials, Mid-Range 0-1,500 ppm, 150 Pack
Item number 4380-1500-150
272.00 272.0 USD
204.00 204.0 USD
215.00 215.0 USD
77.00 77.0 USD
86.00 86.0 USD
110.00 110.0 USD
97.00 97.0 USD
90.00 90.0 USD
92.00 92.0 USD
86.00 86.0 USD
154.00 154.0 USD
123.00 123.0 USD
161.00 161.0 USD
132.00 132.0 USD