IGEM:American University/2009/Notebook/CHEM 672/2017/02/14
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 iGEM Project name 1
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Preparation of stock solutions
1. Zn (CH3COO)2: • Mass: 0.0548 g • 50 mL volumetric flask • Concentration: 5 mM 2. NH4 (CH3COO): • Mass: 0.0385 g • 100 mL volumetric flask • Concentration: 5 mM 3. Na2S: • Mass: 0.0390 g • 100 mL volumetric flask • Concentration: 5 mM 4. CH3COOH: Concentrated Reagent: Acetic Acid 99.5 %, Molarity: 17.5 mol/L • Volume: 28.7 µL • 50 mL volumetric flask • Concentration: 10 mM • Volume: 287 µL • 50 mL volumetric flask • Concentration: 100 mM 5. NH4OH: Concentrated Reagent: Ammonium Hydroxide 30%, Density: 0.895 g/mL • Volume: 39.150 µL • 100 Ml volumetric flask • Concentration: 10 mM
• Mass: 0.2 g • 50 mL volumetric flask • Concentration: 100 mM .
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