Science First™ 1.5L Water Sampler

Description

• Study the dissolved oxygen content, pH level, temperature, minerals and various pollutants
• Gather samples from desired depths and tug the line to secure a water sample from that depth only
• Compare the quality of different depths to indicate what forms of life are present
• Use of only one line to raise, lower and trigger the device eliminates the problem of tangled lines
• Capacity: 0.39 gal. (1.5L)