Posted on May 15, 2019May 18, 2019 by Pulse AssentISO/TS 22491:2019 Water pipe tobacco. Determination of carbon monoxide in the vapour phase of water pipe tobacco smoke. NDIR method Link: ISO/TS 22491:2019 Water pipe tobacco. Determination of carbon monoxide in the vapour phase of water pipe tobacco smoke. NDIR method Source: BSI Standards Related Posts:COP 26: UK pledges over £55m to partner with…Environment Agency helps industry reduce carbon…£102 million government backing for nuclear and…£80 million boost to help UK businesses tackle…Energy storage backed with over £32 million…