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17 Mix Metal Standard Solutions

Stroma:5% Nitric acid and measured hydrofluoric acidForm:LiquidStorage conditions:Storage in cool airtight condition. Kept constant temperature to 20±4℃ before use and shaken well to ensure uni...

22 Mix VOC in Acetonitrile

Stroma:AcetonitrileForm:LiquidTerm of validit:18 MonthsStorage conditions:Store in a freezer-tight and dark place at -20°C. Before use, it should be kept constant temperature to 20±3℃, and sha...