Figure 13: Effect on measurements at 1 ppm												
												
temperature of LED	temp of filter	concentration / ppm	detection channel	reference channel	S / AU	conc equivalent / ppm	error / ppm	additional S at 1ppm / AU	error in S at 1ppm / AU	erros in S at 1ppm / 10-6 AU	additional error at 1ppm / ppm	accuracy at 1ppm / %
												
20°C	10	1	1.82E+04	7.06E+03	-2.26E-02	-1.91E+03	-1.91E+03	1.22E-05	3.64E-07	3.64E-01	0.0308	3.08%
20°C	15	1	1.81E+04	7.13E+03	-5.93E-03	-5.01E+02	-5.02E+02	1.20E-05	1.50E-07	1.50E-01	0.0127	1.27%
20°C	20	1	1.80E+04	7.16E+03	1.18E-05	1.00E+00	0.00E+00	1.18E-05	0.00E+00	0.00E+00	0	0.00%
20°C	25	1	1.80E+04	7.18E+03	6.43E-03	5.43E+02	5.42E+02	1.17E-05	-1.72E-07	-1.72E-01	-0.0145	-1.45%
20°C	30	1	1.79E+04	7.26E+03	2.25E-02	1.90E+03	1.90E+03	1.14E-05	-4.78E-07	-4.78E-01	-0.0403	-4.04%