Page 98 - Praxair - Specialty Gases and Equipment Reference Guide

Minor Mixture Components

Mixture Selection Guide – Summary of Mixtures in Section D
Acetates (Esters) Carbonyls Ketones Permanent Gases
Acids Cyanates Mercaptans (Thiols) Phenols
Alcohols Dienes Metal Hydrides Pyridines
Aldehydes Ethers Nitriles Silanes
Alkanes Glycols Nitro Compounds Silicon Halides
Alkynes Halogenated Aliphatics Nonmetal Hydrides Sulfides
Amines Halogenated Aromatics Olefins (Alkenes) Sulfones
Aromatics Halogenated Olefins Organometalics Sulfur Bearing
Bicyclics Halogens Oxides Thiophenes
Boranes Oxyhalides

Common Minor Components in Specialty Mixtures

Praxair’s mixture blending Acetylene Ethylene Oxide Nitric Oxide
capabilities are among the Ammonia Halocarbon-14 Nitrogen
most extensive in the indus- Argon Halocarbon-22 Nitrogen Dioxide
try. We can blend hundreds Benzene Helium Nitrous Oxide
of minor components in a n-Butane Hexane Oxygen
variety of balance gases in Carbon Dioxide Hydrogen Pentane
concentrations from Carbon Monoxide Hydrogen Sulfide Propane
< 1 ppm to > 50%. Carbonyl Sulfide Isobutane Propylene
The following section con- Dimethyl Disulfide Isobutylene Sulfur Dioxide
tains information for binary Dimethyl Sulfide Krypton Sulfur Hexafluoride
mixtures of the most com- Ethane Methane Toluene
mon minor components, Ethanol Methanol Vinyl Chloride
such as: Ethylene Neon Xenon

i If your required component is not listed here, please contact
your Praxair representative for a custom quotation.

How to Create Your Praxair Mixtures in 3 Easy Steps

1 2 3 i
List minor component(s), Specify desired mixture grade Specify desired cylinder style. To simplify reordering,
desired concentration to meet your specific require- For first time mixture orders, Praxair can create a
(e.g. ppm, vol%) and specify ments. Blend tolerance and consult Praxair for the cylin- custom part number
the desired balance gas. analytical uncertainty can der style best suited for your for you that specifies
be specified using Custom volume and quality needs. all elements of your
Standard. See page C•92 for mixture.
details.

Example Section C – Mixtures

1 s 2 s 3 s
Carbon Dioxide 1200 ppm Primary Standard K
Oxygen 1.0%
Nitrogen Balance

1-877-PRAXAIR www.praxairdirect.com C•97