440 Materials Compatibility Guide - MATHESON

1 Reference Information InformationMaterials Compatibility GuideChemical GasID #FormulaAcetyleneUN1001C2H2CC CC NNCC CC CC CAirUN1002N/ACC CC CCCC CC CC CAmmoniaUN1005NH3 CCNC NNCC CNNC CArgonUN1006 ArCC CC CCCC CC CC CArsineUN2188 AsH3CC C - - CCC CC CC CBoron TrichlorideUN1741 BCI3CC SN - CCC C - - - -Boron TrifluorideUN1008BF3CC S C - SCC C - - - -Bromine TrifluorideUN1746 BrF3CC S S - S S S CNNNN1,3-ButadieneUN1010C4H6CC CC CCCC CC CC Cn-ButaneUN1011C4H10CC CC CCCC CC CC C1-ButeneUN1012C4H8CC CC CCCC CC CC Ccis-2-ButeneUN1012C4H8CC CC CCCC CC CC Ctrans-2-ButeneUN1012C4H8CC CC CCCC CC CC CCarbon DioxideUN1013CO2CC CC CCCC CC C S SCarbon MonoxideUN1016 COCC CC CCCC CC CC CCarbonyl SulfideUN2204 COSCC CC - C - - - - - - -ChlorineUN1017CI2 CCNNNNCC CC CNNC hlorine TrifluorideUN1749 CIF3CC - N - - S S CNNNNC yanogenUN1026C2N2CC - - - - - - - - - - -CyclopropaneUN1027C3H6CC CC CC - - - - - - -DeuteriumUN1957D2CC CC CCCC CC CC CDichlorosilaneUN2189H2 SiCI2CC - N - - CC CC - - -DimethylamineUN1032(CH3)2 NHCCNNNNCC CCNN -Dimethyl EtherUN1033(CH3)

2 2 OCCCCCCCCCCNN-DisilaneUN1954Si2H6CC CC - CCC CC CC CEthaneUN1035C2H6CC CC CCCC CC CC CEthyl ChlorideUN1037CH3CH2 CICC CC - CCC CC CC CEthyleneUN1962CH2:CH2CC CC CCCC CC CC CFluorineUN1045F2CC S S S S S S S S NNNH alocarbon-14UN1982CF4CC CC - CCC CC CC CHalocarbon-23UN1984 CHF3CC CC - CCC CC CC CHalocarbon-32UN3252CH2F2CC CC - CCC CC CC CHalocarbon-116UN2193C2F6CC CC - CCC CC CC CHalocarbon-218UN2424C3F8CC CC - CCC CC CC CHalocarbon-236aUN1954C3H2F6CC CC - CCC CC CC CHalocarbon-1113UN1082C2 CIF3CC CC - CCC CC CC CHalocarbon-4110UN2810C5F8CC CC - CCC CC CC CHeliumUN1046 HeCC CC CCCC CC CC CHydrogenUN1049H2CC CC CCCC CC CC CHydrogen BromideUN1048 HBrCCNNNNCC CC CNNH ydrogen ChlorideUN1050 HCICCNNNNCC CC CNNH ydrogen FluorideUN1052 HFCCNN - NCC CCNNNThe following data should serve as a Guide in the selection of components forparticular gas services.

3 C Gas is compatible at room temperature in pure form with material recommendedN Not recommended with this gasS Suitability depends on condition of use Insufficient data available at this time316 Stainless SteelMonelBrassAluminumZincCopperKel-FTe flonTetzelKynarVitonBuna-NNeopreneMetals PlasticsElastomersReference Information 441 Reference Stainless SteelMonelBrassAluminumZincCopperKel-FTe flonTetzelKynarVitonBuna-NNeopreneMetals PlasticsElastomersHydrogen SulfideUN1053H2 SCCNC--CCCCNCCI sobutaneUN1969 (CH3)2 CHCH3CC CC CCCC CC CC CIsobutyleneUN1055(CH3)2C:CH2CC CC CCCC CC CC CKryptonUN1056 KrCC CC CCCC CC CC CMethaneUN1062CH4CC CC CCCC CC CC CMethyl BromideUN1072CH3 BrC- CN -C- - - - - - -Methyl ChlorideUN1063CH3 CICC CNNCCC CC CNNM ethyl FluorideUN2454CH3 FCCCC-CCCCC---Methyl MercaptanUN1064CH3 SHCC CC - C - - - - - - -MonomethylamineUN1061CH3NH2 CNNN NN - - - - - - -NeonUN1065 NeCC CC CCCC CC CC CNitric OxideUN1660 NOCC CC - C - - - - - - -NitrogenUN1066N2CC CC CCCC CC CC CNitrogen DioxideUN1067NO2 CCNC - NCC - - NNNN itrogen TrifluorideUN2451NF3CC C - - CCC CC C - -Nitrous OxideUN1070N2 OCCCCCCCCCCCCCO ctafluorocyclobutane UN1976C4F5CC CC - CCC C - - C COctafluoropropaneUN2424C3F5CC CC - CCC CC CC COxygenUN1072O2 SCCC CCCCCC SNNP hosphineUN2199PH3CC - C - - CC C.

4 -PropaneUN1978C3H8CC CC CCCC CC CC CPropyleneUN1077C3H6CC CC CCCC CC CCNS ilaneUN2203 SiH4CC CC - CCC CC CC CSilicon TetrachlorideUN1818 SiCI4 CCNN - NCC CCNNNS ilicon TetrafluorideUN1859 SiF4 CCNN - NCC CCNNNS ulfur DioxideUN1079SO2 CCNC NCCC CC CNNS ulfur HexafluorideUN1080SF6CC CC - CCC CC CC CSulfur TetrafluorideUN2418SF4 CCNN - NCC CCNNNT rimethylamineUN1083(CH3)3 NCCNNNN-------Tungsten Hexafluoride UN2196WF6 CCNN - CCC CCNNNV inyl Methyl EtherUN1087 CH2:CHOCH3CC CC - N- - - - - - -XenonUN2036 XeCC CC CCCC CC CC CChemical GasID #FormulaMaterials Compatibility Guide (continued)The following data should serve as a Guide in the selection of components forparticular gas services. C Gas is compatible at room temperature in pure form with material recommendedN Not recommended with this gasS Suitability depends on condition of use Insufficient data available at this tim