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Biotech, chemical, petrochemical & pharmaceutical - HiQ® Specialty ...

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HiQ ® specialty gas program – <strong>Biotech</strong>, <strong>chemical</strong>, petro<strong>chemical</strong> & <strong>pharmaceutical</strong><br />

Process<br />

sulfur hexafluoride<br />

Chemical sulfur hexafluoride 3.0<br />

99.9% by weight<br />

Meets or exceeds ASTM D2472 & IEC specifications.<br />

(H 2 O < –62 °C dew point, 6 ppm = –64 °C)<br />

SF 6<br />

CAS: 2551624<br />

UN: 1080<br />

General<br />

Filling pressure at 15 °C : 19 bar(a)<br />

70 °F : 320 psi(g)<br />

Material recommendations: Steel cylinder<br />

Brass valve<br />

2<br />

NON-FLAMMABLE GAS<br />

2<br />

Impurities Cyl. Content Prod. code<br />

size [kg] [lb]<br />

O 2 +N 2 ≤ 500 ppmw 7 12 2135<br />

CF 4 ≤ 400 ppmw 10 10.0<br />

HF acidity≤ 0.3 ppm 20 20.0<br />

H 2 O ≤ 6 ppm 44 115<br />

49 130<br />

50 50.0<br />

All specifications based on vaporized liquid phase.<br />

Risks<br />

Asphyxiant at high concentrations.<br />

Transport<br />

ADR: Class 2, 2A DOT: Class 2.2<br />

Recommended cylinder regulator<br />

Please contact Linde for advice.

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