| Purity
Grade |
Impurities |
Containers |
Filling
pressure |
Contents |
| Helium 4.6 |
| ≥ 99.996 Vol. % |
| zero grade |
|
| O2 |
≤ |
5 vpm |
| N2 |
≤ |
20 vpm |
| H2O |
≤ |
5 vpm |
| HC |
≤ |
1 vpm |
| Ne |
≤ |
10 vpm |
|
| L 10 S |
| L 50 S |
| L 50 S |
| |
| 14 x L 50 S |
|
| 200 bar |
| 200 bar |
| 300 bar |
| |
| 300 bar |
|
| 1.8m3 |
| 9.1m3 |
| 13.2m3 |
| |
| 158.1m3 |
|
| Helium 5.0 |
| ≥ 99.999 Vol. % |
|
| O2 |
≤ |
1 vpm |
| N2 |
≤ |
4 vpm |
| H2O |
≤ |
3 vpm |
| HC |
≤ |
0.5 vpm |
| Ne |
≤ |
1 vpm |
|
| Pressure Can |
| Lecture Bottle |
| L 2 A |
| L 10 S |
| L 50 S |
| L 50 S |
| 14 x L 50 S |
| 14 x L 50 S |
|
| 12 bar |
| 150 bar |
| 200 bar |
| 200 bar |
| 200 bar |
| 300 bar |
| 200 bar |
| 300 bar |
|
| 12 | |
| 54 | |
| 0.4m3 |
| 1.8m3 |
| 9.1m3 |
| 13.2m3 |
| 109.2m3 |
| 158.1m3 |
|
| Helium ECD |
| ≥ 99.999 Vol. % |
|
| O2 |
≤ |
2 vpm |
| H2O |
≤ |
2 vpm |
| HC |
≤ |
0.1 vpm |
| halogen HC |
≤ |
0.1 vpb |
|
|
|
|
| Helium 5.6 |
| ≥ 99.9996 Vol. % |
|
| O2 |
≤ |
1 vpm |
| N2 |
≤ |
1 vpm |
| H2O |
≤ |
2 vpm |
| H2 |
≤ |
0.5 vpm |
| HC |
≤ |
0.1 vpm |
| CO/CO2 |
≤ |
0.1 vpm |
| Ne |
≤ |
0.5 vpm |
|
|
|
|
| Helium 6.0 |
| ≥ 99.9999 Vol. % |
|
| O2 |
≤ |
0.5 vpm |
| N2 |
≤ |
0.5 vpm |
| H2O |
≤ |
0.5 vpm |
| H2 |
≤ |
0.5 vpm |
| HC |
≤ |
0.1 vpm |
| CO/CO2 |
≤ |
0.1 vpm |
| Ne |
≤ |
0.5 vpm |
|
|
|
|
| Compressed-gas
cylinder information |
| Cylinder markings: |
| Valve connection: |
| |
| Recommend equipment: |
|
| Shoulder colour: brown |
| 200 bar: connection to BS341 No. 3 |
| 300 bar: connection to CEN No.1; W
30 x 2 |
| Pressure Regulators: |
| Single stage: chrome plated brass AHL
/ HD / DLM / DLRS |
| Dual stage: HBS |
| Single stage: stainless steel DIM.S
/ HD.S / DIRS.S |
| Dual stage: HBD.S / HBSI.S |
| |
Change Over Manifolds:
For N50 use CLSA1: For N60 use CLA2 /
CLSA2
stainless steel CISA |
|
Click for full specification...
Pure Gases: Helium / Hydrogen Mix...
