590-Dangers of Hydrogen Sulphide (H2S) / 748
D
an
g
ers of
Hy
dro
g
en Sul
ph
ide
BOS-PRD-03.900907
Version 04. Original date: 25/05/2012. Version date: 31/12/2014. Valid version only on QMS site. Uncontrolled document when printed.
Procedure prepared by: BOS QHSE Coordinator. Approved by: BOS QHSES Manager. Validated by: BOS Quality Representative
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Table of Contents
1 Pur p ose......................................................................................................................................................3 2 S c o p e .........................................................................................................................................................3 3 Res p onsibilit y, aut h orit y and a cc ountabilit y .........................................................................................4 4 D es c ri p tion ................................................................................................................................................5 4.1 Dangers of H 2 S..................................................................................................................................5 4.2 The identification of H 2 S....................................................................................................................5 4.3 The effects of H 2 S .............................................................................................................................5 4.4 General precautions to be taken .......................................................................................................5 4.5 Working in proximity to an Installation with potential H 2 S .................................................................6 4.6 Entry to an enclosed space with potential H 2 S .................................................................................6 5 Re c ords......................................................................................................................................................7 6 Related do c uments...................................................................................................................................7 7 Terms and definitions ..............................................................................................................................7 8 Revie w, a pp roval , revision and identifi c ation of ch an g es ...................................................................7590