For E. Coli, Total Coliform, Total Aerobic Bacteria & Custom Plate Culture Analysis #

PLEASE READ FULL INSTRUCTIONS PRIOR TO COLLECTING WATER SAMPLES #

Bottle Specification for Bacteria Analysis #

• Sample Bottle: Sterile or pre-purchased clean drinking water bottle.
• Sample Size: 120 mL of water
• Applicable For: E. Coli, Total Coliforms, Total Aerobic Bacteria, Custom Plate Cultures
• Preservative: Sodium thiosulfate (For sources with oxidative disinfectants like municipal or treated process water)

Bottle Labeling (Required) #

Please fill out all information on the label attached to the bottle:

• Facility/business name
• Sample source location
• Sample time and date
• Sample type (baseline, monthly, random)

Note: Maintain consistent sample locations (tap, faucet, valve, etc.) for long-term evaluating treatment efficiency.

Sampling Procedure #

1. Sample Collection Points:
   • Ideally, collect samples BOTH BEFORE and AFTER any water treatment.
   • Ensure the location is free from dust and high airborne particulates.
   • Disinfect sample tap before use with Isopropyl Alcohol, Bleach, or a flame.
2. Sampling Tips:
   • Avoid (to minimize contamination risks):
     • Direct connections to cisterns, hot water heaters, or softeners.
     • Leaky faucets
     • Taps near the ground (to prevent back splashing)
     • Threaded/swing taps
   • Allow water to run for 5-6 minutes to flush out static water. Adjust time based on piping configuration and use.
   • Remove any tap attachments before sampling.
3. Bottle Filling:
   • Fill to the top to minimize headspace.
   • Seal tightly to prevent leakage.
4. Storage & Shipment:
   • Refrigerate until ready for shipment.
   • Ship the sample on the same day it’s taken.
     • If possible, overnight the sample to the laboratory with an ice pack on the day of sampling.
   • Please ship water samples to:
     • Clear Comfort Laboratory
       Attn: Order [Enter Your Order Number Here]
       168 CTC Blvd, Suite E
       Louisville, CO 80027

Have Questions or Need Assistance? #

Please don’t hesitate to contact our Laboratory team:

• Email: laboratory@clearcomfort.com
• Phone: 303.872.4477 (Mon – Fri, 9 a.m. – 5 p.m. MT)