Chemicals used for treatment of water intended for human consumption. Ammonium sulfate.

Standard published on 30.4.2022

Tracked Changes. Chemicals used for treatment of water intended for human consumption. Ammonium sulfate.

Standard published on 5.10.2022

Chemicals used for treatment of water intended for human consumption. Sodium sulfite.

Standard published on 31.5.2022

Tracked Changes. Chemicals used for treatment of water intended for human consumption. Sodium sulfite.

Standard published on 6.10.2022

Chemicals used for treatment of water intended for human consumption — Sodium thiosulfate.

Standard published on 31.7.2022

Tracked Changes. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate.

Standard published on 28.10.2022

Chemicals used for treatment of water intended for human consumption. Liquefied ammonia.

Standard published on 31.5.2022

Tracked Changes. Chemicals used for treatment of water intended for human consumption. Liquefied ammonia.

Standard published on 3.1.2023

Clothing to protect against heat and flame. Determination of contact heat transmission through clothing or constituent materials. Contact heat produced by heating cylinder.

Standard published on 31.1.2016

Clothing for protection against heat and flame. Determination of contact heat transmission through protective clothing or constituent materials. Test method using contact heat produced by dropping small cylinders.

Standard published on 30.5.2008