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A small amount of ammonia is produced in this reaction – is it necessary to use a toxic gas detector?

2022-01-11View Original

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When hazardous waste aluminum ash reacts with moisture in the air to produce a small amount of ammonia, is it necessary to use a toxic gas detector?
Reply #22022-01-11
How much do you mean by a small amount? Is the environment in which you handle these hazardous wastes enclosed, or is it an well-ventilated open area? I’m just asking this; there are no other conditions. I can tell you irresponsibly that you can choose whatever you want.
Reply #32022-01-11
Setting up flammable and toxic detectors shouldn’t have anything to do with enclosed environments or similar things, right? Your replies are all about environmental protection issues; what I want to know are the details related to setting up toxic detectors.
Reply #42022-01-11
Let’s test the handheld meter first to see what the readings are; if necessary, we can use a probe then
Reply #52022-01-11
If you understand it that way, it’s as if I never said anything.
Reply #62022-01-11
If there are toxic and harmful gases in the workplace, installation can be carried out based on the occupational risk assessment and the specialized design documents, if such requirements exist
Reply #72022-01-12
I remember a famous saying from a teacher: talking about toxicity without considering the dose is nonsense. Therefore, concentration or the amount of leakage is the most crucial parameter; if you ignore that as well, then there’s really nothing left to say.
Reply #82022-01-12
It is stored in a hazardous waste warehouse, with a storage volume of 200 tons. Even if the aluminum nitride content is only 3#, the absolute amount present in case of ammonia release is still significant. So the amount you mentioned is definitely not a problem. Under normal conditions, there is no ammonia, but it appears when something is abnormal; that’s why I’m asking whether it’s necessary to install a toxic gas detector in such situations.
Reply #92022-01-12
Take a look at GB50493’s definition of toxic gases and the requirements in 3.0.1: installations should be provided when it is possible to reach the MAC/PC-TWA/PC-STEL/IDLH levels.

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