Speciality Pure Gases
Hydrogen Sulfide - H2S
Characteristics
General : A Colorless, flammable liquefied gas with a detectable odor.
Health Hazard : Toxic, Causes headache, discomfort, diarrhea and breathing paralysis. Warning he sense of smell is anesthetized quickly by hydrogen sulfide.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| CP Mininmum Purity99.5% |
50 10 3 |
30 5 1.5 |
Stainless – stell high purity single-stage regulatoe. |
Technical Information
| Molecular Weight | 34.1 |
| Dot Name | Hydrogen Sulfide Liquefied |
| Dot Class | 2.3 |
| Flammability Limits | 4 – 44% In Air |
| UN No | UN 1053 |
| TLV – TWA | 10 PPM |
Isobutane - I- C4H10
Characteristics
General : A Colorless, flammable and odorless gas with a faint odor.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Research Minimum Purity 99.95% |
50 10 3 |
24.5 4 1.5 |
Staleness-Steel high purity single – stage regulator |
| Instrumental Minimum Purity 99.5% |
50 10 3 |
24.5 4 1.5 |
Staleness-Steel high purity single – stage regulator |
Technical Information
| Molecular Weight | 59.12 |
| Dot Name | Isobutane |
| Dot Class | 2.1 |
| Flammability Limits | 1.8 – 8.4% IN Air |
| UN No | UN 1969 |
| TLV – TWA | None eastablished |
Isobutylene I-C4H8
Characteristics
General : A Colorless, flammable, liquefied 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 |
|---|---|---|---|
| Reseach Minimum Purity 99.9% |
50 10 3 |
24.5 4 1.5 |
Single-Stage high purity regulator |
Technical Information
| Molecular Weight | 56.11 |
| Dot Name | Isobutylene |
| Dot Class | 2.1 |
| Flammability Limits | 1.8 – 9.6% In Air |
| UN No | None established |
Krypton - Kr
Characteristics
General : A Colorless, non-flammable and odorless gas with a faint odor.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Net Weight In Kg | Equipment Recommendations |
|---|---|---|---|---|
| Research Minimum Purity 99.999% O2 < 1.0 N2 < 1.0 H2 < 2.0 H20 < 0.5 CF4 < 0.3 CO2 < 0.1 Ar < 2.0 Xe < 2.0 |
50 | 10.0 | 34.7 | Stainless steel – high purity double stage regulator |
Technical Information
| Molecular Weight | 83.80 |
| Dot Name | Krypton Compressed |
| Dot Class | 2.2 |
| Fire Potential | Non – flammable |
| UN No | UN 1056 |
| TLV – TWA | None established |
Methane - CH4
Characteristics
General : A flammable, Colorless, Odorless gas.
Specifications
| Gas Grade/Purity Specifications | Grade 2.5 In PPM | Grade 3.7 In PPM | Grade 4.5 In PPM | Grade 5 In PPM | Grade 5.5 In PPM |
|---|---|---|---|---|---|
| Nitrogen | <2000 | <100 | <20 | <5.0 | <1.0 |
| Oxygen | <500 | <10 | <5.0 | <5.0 | <5.0 |
| Other Hydrocarbons | <300 | <250 | <5.0 | <2.0 | <1.0 |
| Moisture | <10 | <5.0 | <5.0 | <2.0 | <1.0 |
| Total Impurities | <5000 | <300 | <50 | <10 | <5.0 |
Package Specifications
| Cylinder Size | Fill Volume In M3 |
|---|---|
| 50 | 12.5 |
| 47 | 7 |
| 10 | 1.5 |
Technical Information
| Molecular Weight | 16.043 |
| Dot Name | Methane Compressed |
| Dot Class | 2.1 |
| Flammability Limits | 5 to 15 % In Air |
| UN No | UN 1071 |
| TLV – TWA | None established |
Neon - Ne
Characteristics
General : A colorless , non-flammable, odorless and inert gas.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Minimum Purity 99.999% O2 < 1.0 N2 < 1.0 H20 < 2.0 He < 8.0 CH4 < 0.5 CO2 < 0.5 CO < 0.5 |
50 | 8 | Double -Stage high purity regulator |
Technical Information
| Molecular Weight | 20.18 |
| Dot Name | Neon Compressed |
| Dot Class | 2.2 |
| Flammability Limits | Non-flammable Gas |
| UN No | UN 1065 |
| TLV – TWA | None established |
Nitric Oxide - NO
Characteristics
General : A colorless , non-flammable, slight odor.
Health Hazard : Toxic, Odor is insufficient to provide adequate warning.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| Minimum Purity 99.0% | 50 10 |
2 0.3 |
Stainless steel high purity -Double-stage regulator |
Technical Information
| Molecular Weight | 30.006 |
| Dot Name | Nitric Oxide |
| Dot Class | 2.3 |
| TLV-TWA | 25 PPM |
| Fire Potential | Non-flammable |
| UN No | UN 1660 |
Nitrogen - N2
Characteristics
General : A Colorless, non-flammable and odorless and compressed gas.
Health Hazard : A Simple asphyxiant.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Ultrahigh Purity Minimum Purity 99.9998% |
50 47 10 |
10 7 1.4 |
Double -Stage high purity regulator |
| High Purity Minimum Purity 99.9997% |
50 47 10 |
10 9.5 7 |
|
| High Purity Minimum Purity 99.9997% |
10 | 1.4 |
Technical Information
| Molecular Weight | 28.01 |
| Dot Name | Nitrogen |
| Dot Class | 2.2 |
| TLV-TWA | None-establihed |
| UN No | UN 1066 |
| Fire Potential | Non-flammable |
Nitrogen Dioxide - NO2
Characteristics
General : A reddish brown, non-flammable, liquefied gas with detectable odor.
Health Hazard : Highly toxic, Causes Serious lung damage with a delayed effect.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| CP Minimum Purity 99.5% |
10 | 2 | Stainless – Steel high Purity Single -Stage regulator |
Technical Information
| Molecular Weight | 46.01 |
| Dot Name | Nitrogen Dioxide |
| Dot Class | 2.3 |
| Fire Potential | Highly Oxidizing |
| UN No | UN 1067 |
| TLV – TWA | 3 PPM |
Nitrous Oxide - N2O
Characteristics
General : Characteristic A Colorless, non-flammable and odorless gas and liquefied gas.
Health Hazard : A Simple asphyxiate and an anesthetic, a mild oxidizer.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Instrumental Minimum Purity 99.6% |
50 47 10 |
27 4 |
Brass Double -Stage high purity regulator |
| Not For Drug | Use with Atomic Abortion Spectrophotometers |
Technical Information
| Molecular Weight | 44.01 |
| Dot Name | Nitrous Oxide, Compressed |
| Dot Class | 2.2 |
| Fire Potential | Oxidizer |
| UN No | UN 1070 |
| TLV – TWA | 50 PPM |
Oxygen - O2
Characteristics
General : A Colorless, non-flammable and odorless gas. Sustains combustion of many materials which normally cannot burn in air.
Health Hazard : Increase the Combustion rate when compressed to air.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In M3 | Equipment Recommendations |
|---|---|---|---|
| Ultrahigh Purity Minimum Purity 99.999% Ar < 0.2 Moisture < 2.0 THC < 0.1 Nitrongen < 8.0 CO + CO2 < 0.5 |
50 47 10 |
8.5 7 1.4 |
Brass Double -Stage high purity regulator |
| High Purity Minimum Purity 99.83% Ar < 1500 Moisture < 2.0 Nitrongen < 30 CO < 0.5 CO2 < 2.0 |
50 47 10 |
8.5 7 1.4 |
Technical Information
| Molecular Weight | 32.00 |
| Dot Name | Oxygen |
| Dot Class | 2.2 |
| Fire Potential | Strong Oxidizer |
| UN No | UN 1072 |
| TLV – TWA | Non-established |
Propane - C3H8
Characteristics
General : A Colorless, flammable liquefied and odorless gas.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Reasearch Minimum Purity 99.95% |
50 10 |
21 3 |
Single -Stage high purity regulator. |
| Instrumental Minimum Purity 99.5% |
50 47 |
21 18 |
Technical Information
| Molecular Weight | 44.11 |
| Dot Name | Propane |
| Dot Class | 2.1 |
| Fire Potential | 2.1 – 8.5 % In Air |
| UN No | UN 1978 |
| TLV – TWA | Non-established |
Propylene - C3H6
Characteristics
General : A Colorless, flammable liquefied and odorless gas.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Research Minimum Purity 99.95% |
50 47 10 |
21 18 3 |
Single – stage high purity regulator. |
| minimum Purity 99.5% |
Technical Information
| Molecular Weight | 42/08 |
| Dot Name | Propylene |
| Dot Class | 2.1 |
| Fire Potential | 2.4 – 11 % In Air |
| TLV-TWA | Non-established |
| UN No | UN 1075 |
Sulfur Dioxide - SO2
Characteristics
General : A Colorless, non-flammable, liquefied gas with a penetrating odor.
Health Hazard : Toxic, Irritates eyes and air passages.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In Kg | Equipment Recommendations |
|---|---|---|---|
| Anhydrous Minimum Purity 99.98% |
50 10 3 |
60 9 3 |
Stainless Steel, Single -Stage high purity regulator. |
Technical Information
| Molecular Weight | 64.06 |
| Dot Name | Sulfur Dioxide Liquified |
| Dot Class | 2.3 |
| Fire Potential | Non Flammable |
| UN No | UN 1079 |
| TLV-TWA | 2 PPM |
Sulfur Hexafluoride SF6
Characteristics
General : A Colorless, non-flammable , liquefied and odorless gas.
Health Hazard : A Simple asphyxiate.
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 M3 | Equipment Recommendations |
|---|---|---|---|
| Minimum Purity 99.993% | 47 10 3 |
50 9 3 |
Sigle -Stage high purity regulator. |
Technical Information
| Molecular Weight | 146.05 |
| Dot Name | Sulfur Hexafluoride |
| Dot Class | 2.2 |
| Fire Potential | Non-flammable |
| TLV-TWA | 2 PPM |
| UN No | UN 1090 |
Xenon - Xe
Characteristics
General : A colorless, non-flammable, odorless and inert gas.
Health Hazard : A Simple asphyxiate.
Specifications
| Gas Grade/Purity Specifications In PPM | Cylinder Size In Ltrs | Contents In L | Equipment Recommendations |
|---|---|---|---|
| Research Minimum Purituy 99.999% |
50 10 |
5000 1000 |
Stainless – steel high purity Single-stage regulator. |
Technical Information
| Molecular Weight | 131.3 |
| Dot Name | Xenon |
| Dot Class | 2.2 |
| TLV-TWA | Non-established |
| Fire Potential | Non Flammable |
| UN No | UN 2036 |