290ml Sample Bottle with Sodium Thiosulfate,Sterile,100/Case The water collection bottle is specifically designed for water potability testing that includes total coliforms, E. coli testing and the presence of microbiological contaminants in drinking water. It is made of polyethylene and has a convenient 250-mL fill line on a 290ml bottle. The bottle comes with sodium thiosulfate for neutralizing chlorine in potable water.

Our sterile coliform bottles have a 290-mL volume to meet EPA requirements, with a 250-mL mark molded into the polystyrene plastic, encircling the bottle to make it easy to see and feel the fill line. The bottle contains has a tamper proof seal to ensure sterilization.

Features & Specifications

• Sterile
• 290ml Sample Bottle with 250ml fill line
• 2x 50mg Sodium Thiosulfate tablet included in each bottle and is certified to neutralize a minimum of 10 mg/L of chlorine residual in water
• Bottles have leak-proof seal which is able to withstand repetitive vigorous shaking of water sample, for  minimal 25 times, without leakage
• Each bottle has an easily removable tamper seal with highly visible pull-tab
• None of the components of the sampling bottles (i.e. cap, liner, body, thiosulfate tablet) will fluoresce under 365-nm UV light. 
• 100/Case