End products of Clostridium acetobutylicum growing at different steady-state pH values from 5.5 to 4.7.

Selected Cell

Cell:

Value:

pH 5.7 vs. pH 5.5 pH 5.7 vs. pH 5.3 pH 5.7 vs. pH 5.1 pH 5.7 vs. pH 4.9 pH 5.7 vs. pH 4.7

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time in h	Ethanol	Acetone	Acetate	Butanol	Butyrate	pH
0	1.68	1.98	30.55	0	20.13	5.7
8	4.32	2.01	41.47	0	71.34	5.7
25	4.28	2.17	44.23	0.67	67.81	5.7
32	4.22	1.85	42.11	0.79	64.99	5.7
41	3.68	1.08	33.62	1.58	54.51	5.7
49	3.15	0.97	35.25	0	58.23	5.7
59	3.51	1.73	39.51	0.41	59.2	5.7
67	3.06	1.49	37.58	0	58.51	5.7
82	2.87	1.39	39.22	0	60.87	5.7
108	2.59	1.39	40.09	0	59.79	5.7
131	2.21	1.26	35.28	0	49.05	5.7
139	2.15	1.4	36.59	0	50.24	5.5
146	2.17	1.33	34.29	0	48.8	5.5
161	1.77	1.7	30.58	0	36.89	5.5
174	2.14	2.1	35.84	0	44.41	5.5
186	2.43	2.08	38.65	0	47.58	5.5
199	2.42	2.06	36.63	0	44.09	5.5

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sample	time in h	Ethanol	Acetone	Acetate	Butanol	Butyrate	pH
1	0	1.61	3.75	16.32	0.99	17.43	5.7
2	24	5.37	3.62	39.98	6.58	66.83	5.7
3	54	5.32	3.28	48.69	4.54	82.37	5.7
4	72	4.07	3.17	45.24	1.88	73.09	5.7
5	80	3.52	3.18	43.89	1.29	68.59	5.7
6	96	2.59	3.21	37.4	0	55.82	5.7
7	120	3.13	3.01	41.33	1.2	62.83	5.7
8	127	2.95	3.04	39.83	1.3	61.03	5.7
9	145	3.03	3.92	43.12	2.37	64.04	5.3
10	168	2.73	3.45	40.22	2.06	56.8	5.3
11	196	2.82	3.31	40.01	1.55	57.22	5.3
12	220	3.95	3.28	37.89	0	54.12	5.3

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time in h	Ethanol	Acetone	Acetate	Butanol	Butyrate	pH
0	0.7	1.31	17.47	0	21.5	5.7
8	0.92	1.39	23.3	0	29.12	5.7
21	3.65	1.44	44.5	2.51	74.89	5.7
27	4.59	1.93	52.05	3.79	89.26	5.7
45	4.88	1.51	46.27	4.63	77.83	5.7
53	4.53	1.42	50.13	3.27	85.71	5.7
71	3.91	1.62	49.57	2.36	81.83	5.7
93	3.76	1.4	49.02	0.82	79.66	5.7
100	3.52	1.31	46.99	0.68	74.54	5.7
115	2.24	2.5	35.42	2.05	51.7	5.1
124	1.99	3.71	28.93	4.88	36.72	5.1
137	2.4	4.71	29.45	6.63	33.77	5.1
163	3.62	9.38	29.57	16.14	29.32	5.1
171	3.87	11.99	29.82	19.75	26.9	5.1
187	4.26	17.2	28.79	26.26	23.12	5.1
211	4.72	22.39	17.88	25.29	11.69	5.1

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time in h	Ethanol	Acetone	Acetate	Butanol	Butyrate	pH
0	2.88	0.87	29.69	0.74	52.39	5.7
11	4.45	1.28	43.61	5.48	80.1	5.7
24	4.82	1.2	52.44	9.54	79.38	5.7
49	6.2	1.95	62.67	10.51	96.72	5.7
59	6	2.17	63.17	9.95	96.11	5.7
75	5.28	2.49	59.54	9.15	90.5	5.7
102	4.01	2.2	51.87	4.87	77.81	5.7
126	3.73	1.79	50.47	1.95	77.76	5.7
144	1.51	3.8	26.64	3	35.16	4.9
167	1.69	7.18	24.4	8.24	24.2	4.9
179	2.11	7.76	24.57	10.89	22.04	4.9
189	4.26	22.59	25.26	29.01	16.21	4.9
202	6.69	33.7	24.59	41.56	15.55	4.9
228	6.06	35.19	13.52	41.4	6.48	4.9

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time in h	Ethanol	Acetone	Acetate	Butanol	Butyrate	pH
0	2.86	1.94	25.69	2.8	40.77	5.7
11	2.61	1.58	26.8	3	44.55	5.7
21	3.94	1.32	35.23	7.88	60.06	5.7
33	4.52	1.31	40.55	9.97	64.08	5.7
46	6.2	1.69	50.91	9.85	89.27	5.7
72	4.29	2.08	35.93	5.36	66.13	5.7
103	4.67	2.01	45.06	2.68	78.22	5.7
125	3.11	0.98	33.78	0	59.38	5.7
150	1.78	5.18	26.32	5.66	30.19	4.7
166	1.95	6.31	22.51	8.5	19.41	4.7
191	5.11	25.19	22.44	31.39	13.97	4.7
215	6.81	34.38	23.5	41.23	15.27	4.7
221	6.98	36.71	19.83	43.3	10.36	4.7

(v.1.16.2)

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