This Standard was technically approved by the Photovoltaic – Materials Global Technical Committee. This edition was approved for publication by the global Audits and Reviews Subcommittee on August 31, 2016. Available at www.semiviews.org and www.semi.org in October 2016; originally published October 2011.

This Document provides a guide for hydrogen selenide (H₂Se) that is used in the photovoltaic industry.

This Document refers to an ‘as supplied’ product; not point of use. Its quality is determined in a gaseous phase, at a delivery point agreed between the supplier and user, regardless of the phase in which the material was delivered.

This Document is a Guide and complete analytical methods are not contained within. Some of the available techniques for measuring impurities are shown in § 7.

None.