selenomethionine

Elements/ Isotopes	Method	Species	Buffer	Sample	Separation conditions	LOD	Ref.
Se-78,80	octopole reaction cell-CE-ICP-MS	Se(IV), Se(VI), selenocysteine (SeCys2), selenomethionine (SeMet)	20 mM NaH₂PO₄ + 10 mM Na₂B₄O₇ + 0.2 mM cationic surfactant (CTAB) pH 8.6	rice seaweed	-16 kV	0.1-0.9 µg L^-1	[46]
As	CE-ICP-MS	As(III), As(V), monomethyl-arsonic acid (MMA), dimethylarsinic acid (DMA)	20 mM NaH₂PO₄ + 5 mM Na₂B₄O₇, pH 6.5	shrimps clams	12 kV	0.03-0.043 µg L^-1	[53]
As	CE-ICP-SFMS	As(III), As(V), MMA, DMA, arsenobetaine (AsB), arsenocholine (AsC)	16 mM H₃BO₃, pH 3	soil solution, soil water extracts	30 kV	5-12 ng L^-1	[58,59]
As	CE-ICP-MS	As(III), As(VI), MMA, DMA, AsB, AsC	15 mM Tris + 15 mM sodium dodecyl sulfate (SDS), pH 9	fish, oyster	hydrodynamic injection, separation at 22 kV	0.3-0.5 µg L^-1	[54]
As	CE-ICP-MS / CE-ESI-TOF-MS	As(III), As(V), AsB, DMA	25 mM borate buffer with 10% methanol, pH 9.2	fish	30 kV	ICP-MS: 62-95 nmol L^-1 ESI-TOF-MS: 0.1-1 µmol L^-1	[52]
As	CE-ICP-MS	As(III), As(V), AsC, AsB, MMA DMA	20 mM borate buffer with 6% methanol, pH 9.2	fish	30 kV	ICP-MS: 0.10-1.08 µg L^-1	[60]
As	CE-ICP-MS	As (III), As (V), DMA, MMA, AsB, AsC, 3-NHPAA, 4-NPAA,o-ASA (o-arsanilic acid) and p-UPAA	12 mM NaH₂PO₄+ 8 mM H₃BO₃, pH 9.2	lobster, fish protein, plants	30 kV	ICP-MS: 0.9-3.0 ng g-1	[61]
As-750, Se-82, Sb-121, Te-126	CZE-ICP-MS	AS(III), As(V), MMA, DMA/ Se(IV), Se(VI), SeCys2, SeMet, Sb(V), Te(IV), Te(VI)	sodium chromate (0.5 mmol), sodium trimethyltetradecylammonium bromide (0.5 mmol), pH 11.2	soil	-20 kV	6-58 µg L^-1	[47]
P-31	CE-ICP-MS with collective sample introduction technique	organo-phosporus pesticides: dimethoat, trichlorphon, glyphosate	150 mM Na₂B₄O₇ + 50 mM H₃BO₃ + 20 mM SDS, pH 8.5	spiked, vegetable sample (cabbage)	eletromigration injection, separation at 15 kV	0.05-0.07 mg L^-1	[45]
P-31	CE-ICP-MS	organo-phosporus pesticides (OPP): glyphosate, glufonisate, aminomethyl-phosphonic acid (AMPA)	40 mM NH4 acetate, pH 9	natural river water	20 kV	0.11-0.19 mg L^-1	[44]
Hg	CZE-ICP-MS	Hg(II), MeHg, EtHg	50 mM H₃BO₃ + 12.5 mM Na₂B₄O₇, pH 9.2	fish, natural water	18 kV	0.021-0.032 µg L^-1	[50]
Hg	CE-volatile species generation (VSG)-ICP-MS	MeHg(I)Cys-, EtHg(I)Cys-, Hg(II)Cys₂-	20 mM Na₂B₄O₇, pH 9.3	certified biological reference material (DOLT-2)	hydrodynamic injection, separation at 25 kV	1-30 µg L^-1	[51]
Hg	short column CE-ICP-MS	Hg(II), MeHg	30 mM H₃BO₃ + 5% methanol, pH 8.6	spiked, river water	hydrodynamic injection, separation at 21 kV	9.7-12 µg L^-1	[48]
V-51, Fe-56	CE-bandpass reaction cell-ICP-MS	VO2-EDTA3-, VO2-Fe-EDTA-, Fe-phen2+	15 mM tris(hydroxymethyl) aminomethan (Tris)+ 0.5 mM EDTA or 0.5 mM o-phenatroline (phen), pH 8.75	waste water	22 kV	V: 0.1-0.5 µg L^-1; Fe: 1.2-1.7 µg L^-1	[59]
Cr-52	CE-bandpass reaction cell-ICP-MS	CrO42-, Ce-DTPA	10mM ammonium citrate + 0.5mM diethylentriamine pentaacetic acid (DTPA) + 0.01% polybrene	waste water	-22 kV	0.4-1.3 µg L^-1	[59]
Pt-195	CE-ICP-MS	PtCl62-, PtCl42-, Pt-HA	50 mM NaH₂PO₄ + 50 mM N₂HPO₄, pH 6	Pt treated soil, tunnel dust	-	-	[41,42]
Cd-111,114, Cu-63, Zn-64	LVSS-CE-ICP-QMS	metallothioneine	70 mM Tris + 5% methanol, pH 7.4	eel	hydrodynamic injection, separation at 20 kV	6-454 µg L^-1 (Cd)	[56]
Cd-111,114,	CE–VSG–ICP–(Q)MS	metallothioneine	70 mM Tris + 5% methanol, pH 7.4	rabbit	hydrodynamic injection, separation at 20 kV	0.1-4.33 mg L^-1	[57]
Pb	CE-ICP-MS	Pb(II), trimethyl lead (TML), triethyl lead (TEL)	15 mM Tris + 10 mM SDS + 0.2 mM EDTA, 2% methanol, pH 8.25	fish	hydrodynamic injection, separation at 26 kV	0.2-0.6 µg L^-1	[55]
Pb	CE-ICP-MS	Pb(II), trimethyl lead (TML), triethyl lead (TEL)	70 mmol/L H₃BO₃, 17.5 mmol/L Na₂B₄O₇, 0.4 mmol/L CTAB, 2% methanol pH 8.85	clam oyster	electromigration injection −12.5 kV	0.012-0.084 µg L^-1	[62]

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