Micro Soil Neutral Phosphatase(S-NP) Activity Assay Kit

Stored at 4 degree C for 6 months, protected from light.<br>It is recommended to use fresh samples, which can be stored at -80 degree C for several weeks if the experiment is not carried out immediately. When measuring, the temperature and time of thawing should be controlled. When thawing at room temperature, the sample should be thawed within 4 h.<br>Do not use Reagent IV if it turns brown