USGS OFR 96-525 Coal ash by emission spectrometry, table 30

Coal ash by inductively coupled plasma-atomic emission spectrometry and inductively coupled plasma-mass spectrometry

Table 30: Analytical performance summary for elements in coal ash by ICP-AES

[A=National Institute of Standards and Technology (NIST), 1985; B=NIST, 1993; C=Kane, 1990; S=Sinter, M=Multi-acid]

Reference	Description	n	Mean	s	pv	%RSD	%R	Decomposition Technique
Aluminum, Al (percent)
CLB-1	coal	28	12.7	0.5	12.3	C 4	103	S
SRM 1632b	coal (bituminous)	18	12.7	0.5	12.6	B cv 4	101	S
SRM 1633a	coal fly ash	18	14.3	0.7	14.3	A cv 5	100	S
Barium, Ba (ppm)
CLB-1	coal	28	594	36	581	C 6	102	S
SRM 1632b	coal (bituminous)	18	964	56	993	B cv 6	97	S
SRM 1633a	coal fly ash	18	1343	71	1500	A 5	90	S
Beryllium, Be (ppm)
SRM 1632b	coal (bituminous)	21	9.7	0.6	--	6	--	M
SRM 1633a	coal fly ash	21	13.7	0.7	12	A 5	114	M
CLB-1	coal	29	19.0	0.9	19.4	C 5	98	M
Boron, B (ppm)
SRM 1633a	coal fly ash	18	74	13	--	17	--	S
CLB-1	coal	28	98	21	60	C ? 21	163	S
SRM 1632b	coal (bituminous)	18	746	159	--	21	--	S
Calcium, Ca (percent)
SRM 1633a	coal fly ash	18	1.3	0.1	1.11	A cv 5	114	S
CLB-1	coal	28	2.5	0.1	2.58	C 4	97	S
SRM 1632b	coal (bituminous)	18	2.9	0.1	3.00	B cv 3	97	S
Chromium, Cr (ppm)
CLB-1	coal	29	164	14	160	C 8	103	M
SRM 1632b	coal (bituminous)	21	166	24	162	B 15	103	M
SRM 16633a	coal fly ash	21	236	22	196	A cv 9	121	M
Cobalt, Co (ppm)
SRM 1632b	coal (bituminous)	21	33	1	33.7	B cv 4	98	M
SRM 1633a	coal fly ash	21	51	4	46	A 7	112	M
CLB-1	coal	29	113	3	107	C 3	105	M
Copper, Cu (ppm)
SRM 1632b	coal (bituminous)	21	86	3	92.4	B cv 4	93	M
SRM 1633a	coal fly ash	21	113	9	118	A cv 8	96	M
CLB-1	coal	29	176	7	172	C 4	103	M
Iron, Fe (percent)
SRM 1633a	coal fly ash	18	9.5	0.4	9.4	A cv 4	101	S
SRM 1632b	coal (bituminous)	18	11.3	0.4	11.2	B cv 4	101	S
CLB-1	coal	28	14.0	0.6	13.6	C 4	103	S
Lithium, Li (percent)
CLB-1	coal	29	130	4	131	C 3	99	M
SRM 1632b	coal (bituminous)	21	147	5	147	B 3	100	M
SRM 1633a	coal fly ash	21	200	15	--	8	--	M
Magnesium, Mg (percent)
SRM 1633a	coal fly ash	18	0.48	0.02	0.455	A cv 4	105	S
CLB-1	coal	28	0.44	0.02	0.460	C 5	96	S
SRM1632b	coal (bituminous)	18	0.57	0.04	0.563	B cv 7	102	S
Manganese, Mn (ppm)
CLB-1	coal	29	144	6	142	C 4	101	M
SRM 1632b	coal (bituminous)	21	147	5	182	B cv 3	81	M
SRM 1633a	coal fly ash	21	195	12	179	A cv 6	109	M
Nickel, Ni (ppm)
SRM 1632b	coal (bituminous)	21	93	3	90	B cv 4	104	M
SRM 1633b	coal fly ash	21	145	11	127	A cv 8	114	M
CLB-1	coal	29	306	9	304	C 3	101	M
Phosphorus, P (percent)
SRM 1632b	coal (bituminous)	18	0.074	0.004	--	9	--	S
SRM 1633a	coal fly ash	18	0.20	0.01	--	5	--	S
CLB-1	coal	28	0.44	0.03	0.513	C 7	86	S
Potassium, K (percent)
CLB-1	coal	28	0.98	0.06	1.01	C 6	97	S
SRM 1632b	coal (bituminous)	18	1.06	0.06	1.10	B cv 6	96	S
SRM 1633a	coal fly ash	18	2.0	0.2	1.88	A cv 9	105	S
Scandium, Sc (ppm)
SRM 1632b	coal (bituminous)	21	29	1	28	B 4	103	M
CLB-1	coal	29	32.4	0.7	30.9	C 2	105	M
SRM 1633a	coal fly ash	21	40	3	40	A 7	101	M
Silicon, Si (percent)
CLB-1	coal	28	19.2	0.9	18.9	C 5	102	S
SRM 1632b	coal (bituminous)	18	20.6	0.9	20.6	B 4	100	S
SRM 1633a	coal fly ash	18	23	1	22.8	A cv 4	102	S
Sodium, Na (percent)
SRM 1633a	coal fly ash	21	0.18	0.01	0.17	A cv 6	106	M
CLB-1	coal	29	0.27	0.01	--	4	--	M
SRM 1632b	coal (bituminous)	21	0.77	0.04	0.757	B cv 5	102	M
Strontium, Sr (ppm)
SRM 1633a	coal fly ash	21	0.18	0.01	830	A cv 6	106	M
CLB-1	coal	29	1095	31	1156	C 3	95	M
SRM 1632b	coal (bituminous)	21	1443	40	1500	B 3	96	M
Thorium, Th (ppm)
SRM 1632b	coal (bituminous)	21	19	1	19.74	B cv 8	98	M
CLB-1	coal	29	23	2	22.7	C 8	99	M
SRM 1633a	coal fly ash	21	24	3	24.7	A cv 13	97	M
Titanium. Ti (percent)
SRM 1632b	coal (bituminous)	18	0.64	0.02	0.668	B cv 3	96	S
CLB-1	coal	28	0.71	0.04	0.727	C 6	98	S
SRM 1633a	coal fly ash	18	0.88	0.05	0.8	A 6	110	S
Vanadium, V (ppm)
CLB-1	coal	29	204	6	200	C 3	102	M
SRM 1632b	coal (bituminous)	21	202	7	206	B 4	98	M
SRM 1633a	coal fly ash	21	321	23	297	A cv 7	108	M
Yttrium, Y (ppm)
SRM 1632b	coal (bituminous)	21	42	3	--	7	--	M
CLB-1	coal	29	78	4	71.3	C 6	109	M
SRM 1633a	coal fly ash	21	86	10	--	11	--	M
Zinc, Zn (ppm)
SRM 1632b	coal (bituminous)	21	165	13	174.9	B cv 8	95	M
SRM 1633a	coal fly ash	21	222	17	220	A cv 8	101	M
CLB-1	coal	29	820	23	817	C 3	100	M
Zirconium, Zr (ppm)
CLB-1	coal	28	210	28	195	C 13	108	S
SRM 1632b	coal (bituminous)	18	204	13	--	6	--	S
SRM 1633a	coal fly ash	18	235	16	--	7	--	S

Duplicate samples	k	n	Mean	s	%RSD	Concentration range	Decomposition technique
Al%	37	2	21.6	0.8	3	12 to 32	S
B ppm	37	2	513	17	3	22 to 5180	S
Ba ppm	37	2	1303	39	3	158 to 9450	S
Be ppm	46	2	10.4	0.4	4	0.81 to 57	M
Ca%	7	2	4.6	0.1	2	0.14 to 16	S
Co ppm	46	2	43	1	3	2.7 to 373	M
Cr ppm	46	2	110	7	6	7.5 to 646	M
Cu ppm	46	2	120	3	2	19 to 507	M
Fe%	37	2	9.5	0.2	2	1.8 to 43	S
K%	37	2	9.5	0.2	2	1.8 to 43	S
Ki ppm	46	2	86	1	2	9.6 to 228	M
Mg%	37	2	1.71	0.04	2	0.37 to 4.5	S
Mn ppm	46	2	755	21	3	42 to 7877	M
Na%	46	2	1.60	0.05	3	0.13 to 8.6	M
Ni ppm	46	2	103	3	3	6.3 to 1118	M
P%	37	2	0.49	0.02	4	0.02 to 4.4	S
Sc ppm	46	2	33.7	0.4	1	10 to 97	M
Si%	37	2	49	2	4	17 to 71	S
Sr ppm	46	2	1508	32	2	72 to 7021	M
Th ppm	46	2	17.8	0.7	4	3.3 to 64	M
Ti%	37	2	1.97	0.05	3	0.37 to 5.8	S
V ppm	46	2	278	9	3	44 to 1746	M
Y ppm	46	2	75	3	4	9.8 to 350	M
Zn ppm	46	2	139	3	0.7	21 to 774	M
Zr ppm	37	2	437	19	4	144 to 1596	S
Method blank		n	Mean	s	3s	5s	Decomposition technique
Al%		30	0.01	0.01	0.03	0.05	S
B ppm		30	2	3	9	15	S
Ba ppm		30	2	2	5	9	S
Ca%		30	0.2	0.1	0.3	0.6	S
Co ppm		30	0.1	0.4	1	2	M
Cr ppm		30	3	2	6	11	M
Cu ppm		30	1	1	3	5	M
Fe%		30	0.03	0.06	0.2	0.3	S
K%		30	0.1	0.1	0.3	0.5	S
Li ppm		30	0.1	0.4	1	2	M
Mg%		30	0.001	0.003	0.008	0.01	S
Mn ppm		30	0.3	0.4	1	2	M
Na%		30	-0.008	0.008	0.03	0.04	M
Ni ppm		30	1	1	3	5	M
P%		30	0.005	0.006	0.02	0.03	S
Sc ppm		30	-0.01	0.2	0.5	0.8	M
Si%		30	0.05	0.05	0.2	0.3	S
Sr ppm		30	0.4	0.5	2	3	M
Th ppm		30	3	2	6	10	M
Ti%		30	0.005	0.004	0.01	0.02	S
V ppm		30	0.4	0.3	1	2	M
Y ppm		30	0.1	0.3	0.8	1	M
Zn ppm		30	2	1	4	7	M
Zr ppm		30	2	4	11	18	S