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Reference Material


Reference Material​

A line of microbiology CRMs that are easy to use, traceable - never more than two passages from the primary culture, and quality assured to ISO 17034 and ISO 17025. Both multiplex and single-organism CRMs are available and a convenient universal water microbe cocktail suitable for many different environmental methods. 

For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line),
707-525-5788 (California) or email [email protected].


Lower Your
Cost Per Test
Curated for Frugal Managers in Environmental Labs

Lowest Price Available
for Colitag™ Test Kits

Late Order
Cutoff Time
Unit Dose™ Listeria innocua
Item No.: UD-11288
300.00 300.0 USD
300.30 300.3 USD
300.30 300.3 USD
300.30 300.3 USD
301.00 301.0 USD
300.30 300.3 USD
P. aeruginosa High CFU Range
Item No.: 10662-10
0.0 USD
E. aerogenes
Item No.: 10006-10
0.0 USD
E. coli CRM
Choose between a 10-pack and 20-pack.
0.0 USD
0.0 USD
0.0 USD
Universal Wastewater CRM
Item No.: QCI-084
254.10 254.1 USD
Mid-Level Solids CRM
Item No.: QCI-055
201.60 201.6 USD
Low-Level Solids CRM
Item No.: QCI-057
230.00 230.0 USD
Multi-Analyte Solids CRM
Item No.: QCI-171
207.90 207.9 USD
101.00 101.0 USD
103.95 103.95 USD
Coliform Count
Item No.: FM-709-10
0.0 USD
Aerobic Lactic Acid
Item No.: FM-708-10
0.0 USD
Staph Express
Item No.: FM-712-10
0.0 USD