50 strips per tubeAccurately measures water pHAlkazone new pH test strips now for water pHRanges: 2.0~10.0pH range 2-10 with color chart
- Dip pH reagent strip into water sample for 1~2 seconds.
- Remove and shake once, briskly, to remove excess water.
- After 20 seconds, match color of strip to color chart below.
Do not touch test pads of strip.
Store temperature between 36-86°F (2-30°C) and out of direct sunlight.
Do not remove desiccant. Remove only needful strips for immediate use.
Replace cap immediately and tightly after use.
Do not put test pad of strip on your tongue directly to test your saliva.
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