| Brand | Unbranded |
|---|---|
| Size | 6 Pack With Storage Case |
| Product | Testing Kit |
Check the listing for details. 6 Pack pH 1-14 Litmus 480 Strips with Storage Case for Urine, Water, Soil Te.... Condition: New. Listed at 15.99 USD. The strip color changes must be matched with the pH scale color chart within about 15 seconds. Different pH content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, the larger the value, the stronger the alkalinity.