Acetate Salt Calculator

(AcO)2Ca

 

 

(AcO)2Ca

Calcium Acetate C4H6CaO4, Mw=158.17g/M
Conc. Stock %(w/w) 50ml 100ml 250ml
(AcO)2Ca 1M 158.2g/M 14.606 7.91g 15.82g 39.55g
H2O   mQ 85.394 46.245ml 92.49ml 231.23ml
1000ml/
158.2g/M 1M 1.5M
(AcO)2Ca [g] 158.2
237.3
H2O [ml] 924.9
884.1
%(w/w) 14.606 21.161
H2O %(w/w) 85.394 78.839
p (g/ml) 18oC 1.0831 1.1214

AcOK

Potassium Acetate, KCH3CO2, Mw=98.15g/M; (store at NT).
Conc. Stock %(w/w) 50ml 100ml 150ml
KC2H3O2 1M 98.15g/M 9.38 4.908g 9.815g 14.723g
H2O   mQ 90.62 47.42ml 94.84ml 142.3ml
Conc. Stock %(w/w) 50ml 100ml 150ml
KC2H3O2 5M 98.15g/M 40.29 24.54g 49.08g 73.61g
H2O   mQ 59.71 36.36ml 72.72ml 109.07ml
1000ml/
98.15g/M 1M 2M 3M 4M 5M 6M 7M 8M
KC2H3O2 [g] 98.15
196.3
294.45
392.6
490.75
588.9
687.05
785.2
H2O [ml] 948.35
895
840.65
784.6
727.15
668.2
607.55
545.7
%(w/w) 9.379 17.988 25.940 33.350 40.295 46.846 53.070 58.998
H2O %(w/w) 90.621 82.012 74.060 66.650 59.705 53.154 46.930 41.002
p (g/ml) 18oC 1.0465 1.0913 1.1351 1.1772 1.2179 1.2571 1.2946 1.3309

(AcO)2Mg

Magnesium Acetate, Mg(C2H3O2)2x 4H2O; Mw=214.46g/m; (store at NT).
                     Conc. Stock 50ml 100ml 300ml
Mg(C2H3O2)2x4H2O 1M 214.46g/M 10.72g 21.45g 64.34g
H2O   mQ        
0.5M: 10.33%(w/w) Mg(C2H3O2)2x 4H2O, 89.67% H2O; p=1.038, 18oC;
Untested information 1M: 20.44%(w/w) Mg(C2H3O2)2x4H2O, 79.56% H2O; p=1.049.

AcONa

Sodium Acetate, Na(CH3COO) x 3H2O; Mw=136.08g/M; (store at NT).
Conc. Stock 50ml 100ml 300ml
AcONax3H2O 3M 136.08g/M 20.41g 40.82g 122.5g
H2O   mQ        
Na(CH3COO); Mw=82.03g/M
Conc. Stock 50ml 100ml 300ml
AcONa 3M 82.03g/M 12.30g 24.61g 73.83g
H2O   mQ        
pH5.2 - adjust by glacial acetic acid.
pH7.0 - adjust by diluted acetic acid.
  • May be treated by DEPC;
  • Sterilize by autoclaving.
  • For 500ml of 3M NaAc:
  • Desired pH
    500ml
    Glacial acetic acid:
    5.90 5ml
    5.80 6ml
    5.58 10ml
    5.25 20ml
    5.17 25ml
    5.07 30ml
    1000ml/
    82.03g/M 1M 2M 3M 4M
    Na(CH3COO) [g] 82.03
    164.06
    246.09
    328.12
    H2O [ml] 956.67
    912.64
    867.41
    821.18
    %(w/w) 7.897 15.237 22.101 28.550
    H2O %(w/w) 92.103 84.763 77.899 71.450
    p (g/ml) 18oC 1.0387 1.0767 1.1135 1.1493

    Untested information Preparation of 0.1 M Sodium and Potassium Acetate buffers.

    Solution A: 11.55ml glacial acetic acid/liter (0.2M).
    Solution B: 0.2M Sodium/Potassium Acetate.
    Desired pH Solution A (ml) Solution B (ml)
    Solution A (ml) Solution B (ml)
    3.6 46.3ml 3.7ml
    3.8 44.0ml 6.0ml
    4.0 41.0ml 9.0ml
    4.2 36.8ml 13.2ml
    4.4 30.5ml 19.5ml
    4.6 25.5ml 24.5ml
    4.8 20.0ml 30.0ml
    5.0 14.8ml 35.2ml
    5.2 10.5ml 39.5ml
    5.4 8.8ml 41.2ml
    5.6 4.8ml 45.2ml

    AcONH4

    Ammonium Acetate, CH3COONH4; Mw=77.08g/M; (store at NT).
    Conc. Stock %(w/w) 10ml 50ml 150ml
    CH3COONH4 10M 77.08g/M 71.84 7.708g 38.54g 115.62g
    H2O   mQ 28.16 3.022ml 15.11ml 45.33ml
    10M: p=1.073.
    Conc. Stock %(w/w) 50ml 100ml 200ml
    AcONH4 7.5M 10M 76.30 37.5ml
    40.24g
    75ml
    80.48g
    150ml
    160.95g

    H2O   mQ 23.70 12.5ml 25ml 50ml
    Conc. Stock %(w/w) 50ml 100ml 200ml
    AcONH4 2.0M 10M 21.15 10ml
    10.73g
    20ml
    21.46g
    40ml
    42.92g

    H2O   mQ 78.85 40ml 80ml 160ml
    1000ml/
    77.08g/M 1M 2M 3M 4M
    AcONH4 [g] 77.08
    154.16
    231.24
    308.32
    H2O [ml] 938.02
    875.64
    811.96
    747.28
    %(w/w) 7.593 14.970 22.166 29.208
    H2O %(w/w) 92.407 85.030 77.834 70.792
    p (g/ml) 18oC 1.0151 1.0298 1.0432 1.0556