Feedgas Report


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		Standard CO₂ Feedgas Analysis Report

	*Airborne Labs International has the technical resources and professional experience required to fully characterize any type of complex CO₂ feedgas stream from anywhere in the world.*

Test Description / Units	Result	MDL

CO2 Identification (% v/v by USP [DT]): -----------------------------------------------------	99+	10
CO2 Purity (% v/v, [GC/DID]): ---------------------------------------------------------------------	99.5+	10
Hydrogen (H2, ppm v/v [GC/DID]): -------------------------------------------------------------	500	1
Helium (He, ppm v/v [GC]): ------------------------------------------------------------------------	--	10
Oxygen (O2, ppm v/v, [GC/DID]): ---------------------------------------------------------------	15	1
Nitrogen (N2, ppm v/v, [GC/DID]): --------------------------------------------------------------	4,000	1
Carbon Monoxide (CO, ppm v/v, (GC/DID]): ----------------------------------------------	nd	1
Ammonia (NH3, ppm v/v [DT]): ------------------------------------------------------------------	nd	0.5
Oxides of Nitrogen (NOx, ppm v/v, [DT]): --------------------------------------------------	4.7	0.5
Nitric Oxide (NO, ppm v/v, [DT]): ---------------------------------------------------------------	4.0	0.5
Nitrogen Dioxide (NO2, ppm v/v, [DT]): -----------------------------------------------------	0.7	0.5
Phosphine (PH3, ppm v/v,[DT]): ----------------------------------------------------------------	nd	0.25
Total Hydrocarbons (THC, ppm v/v as Methane)
Vapor Phase: -------------------------------------------------------------------------------------------	195	0.1
Total Non-Methane Hydrocarbons (TNMHC, ppm v/v): -------------------------------	10	0.1
Methane (CH4, ppm v/v, ISBT 10.1 [GC]): --------------------------------------------------	180	0.1
Acetaldehyde (AA, ppm v/v [GC]): -------------------------------------------------------------	13	0.05
Aromatic Hydrocarbon Content (ppb v/v as Benzene, ISBT 12.0 [GC]): -----	nd	2
Benzene: --------------------------------------------------------------------------------------------------	75	2
Toluene: ---------------------------------------------------------------------------------------------------	22	2
Ethyl Benzene: ------------------------------------------------------------------------------------------	5	2
m,p-Xylene: ----------------------------------------------------------------------------------------------	2	2
o-Xylene: --------------------------------------------------------------------------------------------------	nd	2
Cumene: ---------------------------------------------------------------------------------------------------	nd	2
*Total Sulfur Content (TSC, ppm v/v as S, ISBT 14.0 [GC]): -----------------------**	1.6	0.01
Comments: Obtained by summation of all speciated VSC target impurities less SO2
Sulfur Dioxide (SO2, ppm v/v, ISBT 14.0 [GC]): -----------------------------------------	0.5	0.01

ISBT Supplemental Tests
Hydrogen Cyanide (HCN, ppm v/v by ISBT SM-1.0 [DT]): ---------------------------	nd	0.5
Vinyl Chloride (ppm v/v, by ISBT SM-2.0 [GC]): -----------------------------------------	nd	0.1
Ethylene Glycol (ppm v/v [GC]): ----------------------------------------------------------------	--	0.1
Radon²²² (pCi/L vs Air Cal, [Lucas Scin Cell]): -----------------------------------------	--	0.1

Speciated Volatile Hydrocarbons (VHC, ppm v/v by ISBT 10.1):	Result	MDL

Ethylene: --------------------------------------------------------------------------------------------------	nd	0.1
Ethane: -----------------------------------------------------------------------------------------------------	3.5	0.1
Propylene: ------------------------------------------------------------------------------------------------	nd	0.1
Propane: --------------------------------------------------------------------------------------------------	0.5	0.1
Isobutane: -------------------------------------------------------------------------------------------------	nd	0.1
n-Butane: --------------------------------------------------------------------------------------------------	nd	0.1
Butene: -----------------------------------------------------------------------------------------------------	nd	0.1
Isopentane: -----------------------------------------------------------------------------------------------	nd	0.1
n-Pentane: -------------------------------------------------------------------------------------------------	nd	0.1
Hexanes+: -------------------------------------------------------------------------------------------------	0.4	0.1

Speciated Volatile Sulfur Compounds (VSC, ppm v/v by ISBT 14.0)	Result	MDL

Hydrogen Sulfide (H2S): ----------------------------------------------------------------------------	nd	0.01
Carbonyl Sulfide (COS): ----------------------------------------------------------------------------	1.5	0.01
Methyl Mercaptan: ------------------------------------------------------------------------------------	0.1	0.01
Ethyl Mercaptan: ---------------------------------------------------------------------------------------	nd	0.01
Dimethyl Sulfide: --------------------------------------------------------------------------------------	nd	0.01
Carbon Disulfide: --------------------------------------------------------------------------------------	nd	0.01
Isopropyl Mercaptan: --------------------------------------------------------------------------------	nd	0.01
Methyl Ethyl Sulfide: ---------------------------------------------------------------------------------	nd	0.01
n-Propyl Mercaptan: ---------------------------------------------------------------------------------	nd	0.01
t-Butyl Mercaptan: ------------------------------------------------------------------------------------	nd	0.01
Dimethyl Disulfide: ------------------------------------------------------------------------------------	nd	0.01
sec-Butyl Mercaptan: --------------------------------------------------------------------------------	nd	0.01
Diethyl Sulfide: -----------------------------------------------------------------------------------------	nd	0.01
n-Butyl Mercaptan: -----------------------------------------------------------------------------------	nd	0.01
Unknown VSC: ------------------------------------------------------------------------------------------	nd	0.01


Speciated Volatile Oxygenates (VOX, ppm v/v by ISBT 11.0)	Result	MDL

Dimethyl Ether: -----------------------------------------------------------------------------------------	nd	0.1
Ethylene Oxide: ----------------------------------------------------------------------------------------	nd	0.1
Diethyl Ether: --------------------------------------------------------------------------------------------	nd	0.1
Methanol: --------------------------------------------------------------------------------------------------	0.7	0.1
Acetone: ---------------------------------------------------------------------------------------------------	nd	0.1
Ethanol: ----------------------------------------------------------------------------------------------------	nd	0.1
Isopropanol: ----------------------------------------------------------------------------------------------	nd	0.1
Ethyl Acetate: --------------------------------------------------------------------------------------------	nd	0.1
Methyl Ethyl Ketone: ---------------------------------------------------------------------------------	nd	0.1
Propanal: --------------------------------------------------------------------------------------------------	nd	0.1
t-Butanol: --------------------------------------------------------------------------------------------------	nd	0.1
n-Propanol: -----------------------------------------------------------------------------------------------	nd	0.1
2-Butanol: -------------------------------------------------------------------------------------------------	nd	0.1
Isobutanol: ------------------------------------------------------------------------------------------------	nd	0.1
n-Butanol: -------------------------------------------------------------------------------------------------	nd	0.1
Isoamyl Acetate: ---------------------------------------------------------------------------------------	nd	0.1
Unknown VOX: ------------------------------------------------------------------------------------------	nd	0.1


	GC/MS Analysis

Target / Hit Analyte	ID Quality	Result (ppm v/v)
Acetaldehyde	A	13
Benzene	A	0.075
Toluene	A	0.022
Ethyl Benzene	A	0.005
m,p Xylenes	A	0.002


	Legend: GC/MS ID Quality Rating: A = t_r match vs std + Hit Qual Index 900 - 1,000 range (1,000 = perfect match vs library ref. entry), B = t_r match vs std + Hit Qual Index 800 - 899 or if no std available + Hit Qual Index 900 - 1,000 range, C = no std available + Hit Qual Index 700 - 799 range


	Report Summary: Customer request for std CO2 feedgas characterization program. The primary impurities included N₂, H₂, O₂, CH₄, NO_x, AA, trace C2-C3 VHC’s + MeOH, trace sulfur (COS dominant), trace aromatics (benzene dominant). Please advise if any additional testing is required or contact us if you have any questions about this report.


		Reviewed by:

	Don Pachuta
	Don Pachuta, Ph.D.

Attachments: none Addendum: Instrument & Notebook data on-file


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