Container with 100 test strips
Gradation of scale: 0 >400 >800u>1200 >1600 mg/l SO 4 2u red to yellow
Between pH 4 and 8 the reaction is independent of the pH value of the test solution.

Technical Details

Product Details

Package Dimensions
Width : 1.5 inch
Height : 1.5 inch
Length : 4.9 inch

Shipping Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B0089PPE5E