Quick Guide for Total Hardness Determination (For softened water only) Rinse with the sample water and then collect 50 mL precisely with a graduate. Add the Agent one by one drop and mix gently till the red mixture turns blue. Count drops of the Agent (D) and calculate the hardness of water using the formula below. Detecting range: 1-5 mg/L. The sample out of range must be diluted first. The Agent is light-sensitive. F=1.0009 (CaCO3)
標(biāo)簽:
廈門(mén)市軟水總硬度試劑
廈門(mén)市軟水總硬度試劑廠家