Speciality Pure Gases
Air
Characteristics
General : A colorless, non-flammable and odorless gas.
Health Hazard : Non – hazardous at atmospheric pressure.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| Zero Grade Moisture < 2.0 THC < 3.0 CO2 + CO < 1.0 |
47 10 |
7 1.4 |
Double-Stage high purity regulator |
| Synthetic Air Moisture < 2.0 THC < 0.1 CO2 + CO < 0.5 |
47 10 |
7 1.4 |
Technical Information
| Molecular Weight | 28.96 |
| Dot Name | Air Compressed |
| Dot Class | 2.2 |
| Flammability Limits | Non Flammable |
| UN No | UN 1002 |
| TLV – TWA | Non Established |
Ammonia
Characteristics
General : A Colorless, non-flammable and liquefied gas with a strong smell
Health Hazard : Toxic, Highly irritating to the mucous membranes and eyes. Contact with the skin causes severe burns.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| 5.0 Grade O2 < 1.0 N2 < 3.0 CO < 1.0 CO2 < 1.0 CH4 < 2.0 Moisture < 1.0 |
47 10 3 |
27 5 1.5 |
Staleness-Steel high purity single – stage regulator |
NOTE : Also available 6.0, 6.5 and 7.0 grade.
Technical Information
| Molecular Weight | 17.013 |
| Dot Name | Ammonia, Anhydrous, Liquified |
| Dot Class | 2.2 |
| Flammability Limits | 15.28 in Air |
| UN No | UN 1005 |
| TLV – TWA | 25 PPM |
Argon - Ar
Characteristics
General : A Colorless, non-flammable and odorless gas.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| 6.0 Grade O2 < 0.2 N2 < 0.4 CO2 + C0 < 0.2 THC < 0.1 Moisture < 0.2 |
50 47 47 10 |
10 9.5 7 1.4 |
Double-Stage high purity regulator |
Technical Information
| Molecular Weight | 39.95 |
| Dot Name | Argon Compressed |
| Dot Class | 2.2 |
| Flammability Limits | Non Flammable |
| UN No | UN 1006 |
1,3 Butadiene - C4H6
Characteristics
General : A Colorless, flammable and odorless gas. Can form peroxide in the pressure of air, contains inhibitors to prevent polymerization.
Health Hazard : Suspected carcinogen, irritant and anesthetic at high concentration.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CP Minimum Purity 99.0% |
50 10 3 |
25 4 1 |
Technical Information
| Molecular Weight | 54.09 |
| Dot Name | Butadiene Inhibited |
| Dot Class | 2.1 |
| Flammability Limits | 2 – 12 % in Air |
| UN No | UN 1010 |
| TLV – TWA | 10 PPM |
N - Butane - C4H10
Characteristics
General : A Colorless, flammable and odorless gas with a faint odor.
Health Hazard : Relatively non-toxic anesthetic in high concentrations.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Research Minimum Purity 99.95% |
50 10 |
25 4 |
Single -Stage high purity regulator |
| Instrumental Minimum Purity 99.5% |
50 10 3 |
25 4 1 |
Technical Information
| Molecular Weight | 58.12 |
| Dot Name | Butane Gas |
| Dot Class | 2.1 |
| Flammability Limits | 1.8 – 8.4 % in Air |
| UN No | UN 1011 |
| TLV – TWA | 800 PPM |
1 - Butene - C4H8
Characteristics
General : A Colorless, flammable and liquefied gas with a detectable odor.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CP Minimum Purity 99.0% |
50 10 3 |
25 4 1 |
Single -Stage high purity regulator |
Technical Information
| Molecular Weight | 56.11 |
| Dot Name | Liquefied Petroleum Gas |
| Dot Class | 2.1 |
| Flammability Limits | 1.6- 10 % in Air |
| UN No | UN 1075 |
CIS - 2 - Butene - C4H8
Characteristics
General : A Colorless, flammable and liquefied gas with a detectable odor.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CP Minimum Purity 99.0% |
10 3 |
4 1 |
Single -Stage high purity regulator |
Technical Information
| Molecular Weight | 56.11 |
| Dot Name | Liquefied Petroleum Gas |
| Dot Class | 2.1 |
| Flammability Limits | 1.6- 9.7 % in Air |
| UN No | UN 1075 |
Trans - 2 - Butene - C4H8
Characteristics
General : A Colorless, flammable and liquefied gas with a detectable odor.
Health Hazard : A Simple asphyxiant.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CPMinimum Purity 99.0% | 103 | 41 | Single -Stage high purity regulator |
Technical Information
| Molecular Weight | 56.11 |
| Dot Name | Liquefied Petroleum Gas |
| Dot Class | 2.1 |
| Flammability Limits | 1.6- 9.7 % in Air |
| UN No | UN 1075 |
Carbon Dioxide - CO2
Characteristics
General : A Colorless, flammable, liquefied and odorless.
Health Hazard : In high Concentrations can paralyze the respiratory center.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CO2 Minimum Purity 99.995% |
50 | 27 / 30 | Double -Stage high purity regulator |
| CO2 Minimum Purity 99.9% |
47 | 30 |
Technical Information
| Molecular Weight | 44.01 |
| Dot Name | Carbon Dioxide |
| Dot Class | 2.2 |
| Flammability Limits | Non Flammable |
| UN No | UN 1013 |
| TLV – TWA | 5000 PPM |
Carbon Monoxide - CO
Characteristics
General : A Colorless, nonflammable, liquefied and odorless.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| CO Minimum Purity 99.95% |
50 47 10 |
10 7 1.3 |
Double -Stage high purity regulator |
| CO Minimum Purity 99.9% |
50 47 10 |
10 7 1.3 |
Technical Information
| Molecular Weight | 28.01 |
| Dot Name | Carbon Monoxide |
| Dot Class | 2.1 |
| Flammability Limits | 12.5 – 74% In Air |
| UN No | UN 1016 |
| TLV – TWA | 50 PPM |
Ethane - C2H6
Characteristics
General : A Colorless, nonflammable, liquefied and odorless.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CP Minimum Purity 99.5% O2 < 25 H2O < 10 CO2 + CO < 30 N2 < 100 Other HC < 4000 |
50 10 3 |
18 3 1 |
Double -Stage high purity regulator |
Technical Information
| Molecular Weight | 30.07 |
| Dot Name | Ethane Compressed |
| Dot Class | 2.1 |
| Flammability Limits | 3 – 12.4% In Air |
| UN No | UN 1033 |
| TLV – TWA | 350 PPM |
Ethylene - C2H4
Characteristics
General : A Colorless, nonflammable, liquefied and oderless.
Health Hazard : A Simple asphyxiant.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Minimum Purity 99.995% | 50 47 10 |
16 9 2 |
Double -Stage high purity regulator. |
| Minimum Purity 99.95% | 50 47 10 |
16 9 2 |
|
| Minimum Purity 99.9% | 50 47 10 |
16 9 2 |
Technical Information
| Molecular Weight | 28.04 |
| Dot Name | Ethylene Compressed |
| Dot Class | 2.1 |
| Flammability Limits | 2.7 – 36% In Air |
| UN No | UN 1962 |
| TLV – TWA | 350 PPM |
Halocarbon (R14) -Tetrafluromethane – CF4
Characteristics
General : A Colorless, nonflammable and odorless.
Health Hazard : Compressed into a Semi-liquid state, shipped under its own vapor pressure as high pressure gas.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Minimum Purity 99.999% O2 < 1.0 N2 < 3.0 CO2 + CO < 0.1 HC < 0.5 Moisture < 1.0 |
44 | 31.8 | Stainless – steel high purity double-stage regulator. |
Technical Information
| Molecular Weight | 131.3 |
| Dot Name | Halocarbon |
| Dot Class | 2.2 |
| Flammability Limits | 4-75% In Air |
| UN No | UN 2036 |
Helium – He
Characteristics
General : A Colorless, nonflammable.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| Ultrahigh Purity 99.9999% O2 < 0.1 N2 < 0.1 CO2 + CO < 0.1 THC < 0.1 Moisture < 0.5 |
50 | 9.1 | Double -Stage high purity regulator. |
| High Purity 99.9995% O2 < 0.5 N2 < 1.0 CO2 + CO < 0.5 THC < 0.5 Moisture < 1.0 |
50 | 9 | |
| High Purity 99.999% O2 < 2.0 N2 < 4.0 CO2 + CO < 0.5 THC < 0.5 Moisture < 2.0 |
50 10 |
9 1.3 |
|
| High Purity 99.995% O2 < 8.0 N2 < 30 CO2 + CO < 0.5 THC < 1.0 Moisture < 5.0 |
50 10 |
9 1.3 |
Technical Information
| Molecular Weight | 4.003 |
| Dot Name | Helium Compressed |
| Dot Class | 2.2 |
| Flammability Limits | Non Flammable |
| UN No | UN 1046 |
Hydrogen – H2
Characteristics
General : A Colorless, flammable and odorless
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| 6.0 Grade Purity 99.999% O2 < 0.5 N2 < 0.5 CO < 0.5 CO2 < 0.1 THC < 0.1 Moisture < 0.5 |
50 | 8.9 | Double -Stage high purity regulator |
| Ultrahigh Purity 99.9995% O2 < 0.5 N2 < 1.0 CO2 + CO < 0.5 THC < 0.1 Moisture < 1.0 |
50 | 8.9 | Double -Stage high purity regulator |
| High Purity 99.999% | 50 | 8.9 | |
| 47 10 |
7 1.3 |
Technical Information
| Molecular Weight | 2.02 |
| Dot Name | Hydrogen Compressed |
| Dot Class | 2.1 |
| Flammability Limits | 4-75% In Air |
| UN No | UN 1049 |
Hydrogen Chloride – HCL
Characteristics
General : A colorless, Corrosive, toxic gas having a pungent odor.
Health Hazard : Shipped as Liquid under its own vapor pressure.
Specifications
O2 < 1.0 N2 < 30 CO2 + CO < 0.5 THC < 0.5 Moisture < 1.0
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Hydrogen Chloride 99.999% O2 < 2.0 N2 < 3.0 CO < 1.0 CO2 < 2.0 THC < 0.95 Moisture < 2.5 |
44 | 27 | Stainless – steel high purity double-stage regulator. |
Technical Information
| Molecular Weight | 36.45 |
| Dot Name | Hydrogen Chloride |
| Dot Class | 2.2 |
| Flammability Limits | Non Flammable |
| UN No | UN 2036 |