May 10, 2024 · Other Names: H2S, hydrogen sulphide, sour gas, sewer gas Main Uses: Manufacture of other chemicals; manufacturing processes; environmental contaminant; by …

H2S, hydrogen sulphide, sour gas, sewer gas Main Uses: Manufacture of other chemicals; manufacturing processes; environmental contaminant; by-product of industrial processes. …

Wet or moist H2S is corrosive to copper, brass, bronze, cast iron, types 1010 and 1020 carbon steel (100% concentration at temperatures of 21-65.5 deg C (70-150 deg F), lead, Monel and …

May 10, 2024 · What are the occupational exposure limits? Back to top. In general, the occupational exposure limit (OEL) indicates the level of admissible exposure, for a length of …

Oct 31, 2024 · What are "immediately dangerous to life or health" (IDLH) considerations? Back to top. Some types of atmospheres place the worker in immediate danger because the …

Mar 12, 2025 · The results of the tests for these hazards are to be recorded on the Entry Permit along with the equipment or method(s) that were used in performing the tests.

May 10, 2024 · What is a classification? Classification is defined in Part 1 of the TDG Regulations as: “classification means, for dangerous goods, as applicable, the shipping name, the primary …

May 10, 2024 · What is the WHMIS classification? Back to top. According to the Commission des normes, de l'équité, de la santé et de la sécurité du travail (CNESST), sulfur dioxide can be …

Occupational Hygiene - Occupational Exposure Limits CCOHS. Threshold Limit Value – Short-term exposure (TLV-STEL):

How do I convert mg/m 3 to ppm at different temperatures and pressures? Back to top. The number 24.45 in the equations above is the volume (litres) of a mole (gram molecular weight) …