Colitag™ Water Test Kit

Item No.  9850

  • A presence/absence or most probable number test for total coliforms and E. coli in water
  • Offers results in 16–48 hours
This item has shipping restrictions.
In stock
Out of stock
Expect availability in 2-4 weeks
Minimum quantity required: 1
This item must be ordered in multiples of one case. Quantity per case: 1
Colitag™ uses a U.S. EPA-approved selective and differential medium to detect total coliforms and E. coli in water samples within 16–48 hours. Designed for use by personnel familiar with the appropriate aseptic techniques, NEOGEN recommends and offers training for users without advanced knowledge of microbiology.
Analyte Coliforms, E. coli
    EPA: Federal Register/vol. 74, No. 216/Tuesday, November 10, 2009/Rules and Regulations
  • Modified Colitag™ is US EPA approved for compliance monitoring of public water systems as required by the Total Coliform Rule.
  • Brand Colitag™
    Incubation Time 16 - 48 Hours
    Limit of Detection 1 cfu in a 100 mL sample
    Matrix Water
    Package Dimensions 4.40 IN x 4.00 IN x 2.60 IN
    Package Weight 0.10 LB
    Platform Dehydrated Culture Media
    Quantity per Package 20 tests
    Result Type Qualitative, Quantitative
    Testing Time 16.00 - 48.00 Hours

    Colitag test kits, 100 mL format
    1. Incubator or water bath capable of maintaining 35°C ± 0.5°
    2. Long wavelength (365 nanometer) UV lamp
    3. Sample containers large enough to contain 100 mL water samples


    1. Incubator or water bath capable of maintaining 44.5°C ± 0.2°
    2. Colitag Comparator


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