Z & S QC lab tools
Standard Dilution Calculator (M1V1 = M2V2)
Calculate the volume of stock solution needed and the volume of diluent to add.

Volume of Stock to Use (V1)

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Water/Diluent to Add

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Formula:
V1 (Stock Volume) = (M2 * V2) / M1; Water/Diluent to Add = V2 - V1