| http://www.w3.org/ns/prov#value | - Soil pH Test Kit, pH Range 4.0 to 8.0, pH Accuracy +/-0.5, pH Resolution 1, Includes Reagents for 100 Tests and Instructions RestrictionsHazar dous MaterialCaliforni a Proposition 65 Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.
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