Volatile Organic Silicon Compounds in Biogases: Development of Sampling and Analytical Methods for Total Silicon Quantification by ICP-OES

Table 1

Typical LFGs and DGs compositions in % of Si for each VOSiC by GC-MS and the total Si in mgSi/Nm³ biogas.

% Si	LFG A	LFG B1	LFG B2	LFG B3	LFG C	DG A	DG B
TMSol	26	11	24	6	36	1	1
L2	10	11	19	19	10	—	—
L3	1	7	1	1	1	—	2
L4	—	—	—	—	—	1	—
D3	2	19	3	3	3	—	2
D4	38	32	46	44	29	20	30
D5	23	19	7	6	21	78	65
Total Si content (mgSi/Nm^3)	9	4	23	29	8	1	1