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Anonymous users2024-02-15I know what you want to do, ordinary chemical reagents are colorless and odorless, and only those that can be volatile have a taste.
Hydrogen sulfide has a foul smell and is not a reagent, it is a gas.
Phosphorus trichloride, which meets your requirements.
I have it here, and the state controls sales.
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Anonymous users2024-02-14Hydrogen sulfide smells of rotten eggs and is highly toxic Use with caution!!
There are a lot of them, and the smelly ones are generally toxic, and if the mischievous painting is a prank, I recommend using ammonia, which is about the same as urine, and the smell is very pungent.
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Anonymous users2024-02-13Ammonia. Non-toxic and smelly.
Happy Chinese New Year!
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Anonymous users2024-02-12Ammonia, once accidentally shattered, devil.
Hydrogen sulfide is also terrible, there is him in the fart.
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Anonymous users2024-02-11Just buy a bottle of paint.
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Anonymous users2024-02-10Generally speaking, qualified odorants are non-toxic and harmless. For example, the odorant added to the gas is mainly to remind the residents that they can be found in time when a gas leak occurs, and it is not allowed to be toxic to the human body. Odorants used for heating, garlic-flavored potions added to heating water, such as Sgr series odorants from Hingare, will emit a foul odor, but it is not toxic to the human body.
After all, the purpose of anti-water loss is to protect the environment, and the odorant itself must also be environmentally friendly in order to achieve the purpose of environmental protection.
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Anonymous users2024-02-09And there is a more stinky smell, if sodium sulfide and acids are together, it smells like rotten eggs, but this is highly toxic, so it is not recommended.
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Anonymous users2024-02-08Good morning, the simplest is the reaction of ammonium chloride and sodium hydroxide to produce urine odor volatile ammonia, this reaction can occur in most cationic ammonium salts and inorganic strong alkali environment, others such as pyridine, indole and mercaptan even if they do not react have unpleasant odor for their own molecular physical characterization. These volatile odors are generally toxic to the human body.
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Anonymous users2024-02-07Sulfides, foul-smelling: including inorganic (: hydrogen sulfide); Organic (mercaptans, thioethers).
Nitride: foul-smelling: including ammonia, ammonium acetate, ,..
Indoles: Includes coodin ,..
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Anonymous users2024-02-06Hydrogen sulfide rotten egg smell This should be what you have to ask.
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Anonymous users2024-02-05Hydrogen sulfide. Thiol.
Phosphine. Wait a minute...
Gastric juice is a general term for gastric secretions. These include water, electrolytes, lipids, proteins, and peptide hormones. Pure gastric juice is a colorless transparent liquid, with a specific gravity of liters, a daily secretion of liters, containing about solids, and inorganic substances are mainly Na+, K+, H+ and Cl-. >>>More
The preparation major is better than chemical and pharmaceutical, the former is mainly in the research and development unit, there are more projects, and there is no shortage of money; The latter generally belongs to the production line, and college students can use it, professional and repetitive operation.
The smell of the air conditioner in the car means that the air conditioning filter element is to be replaced, and the replacement cycle is to be replaced once every six months, and the air conditioning evaporation tank and the air outlet of the blower are cleaned. Wish.
Caused by deep anaerobic bacteria, similar to the principle of foot odor.
Before cooking pork, you need to mix it with a small amount of vinegar water, let it sit for a few minutes to half an hour, and then make it, and then there will be no fishy smell, and the same is true for fish. When cooking, add cooking wine, vinegar, ginger, green onions, etc. to remove the fish, it is highly recommended to add a little lemon juice or white wine! If the fish is heavy, you can use cooking wine, vinegar, or green onion and ginger to drown in advance, and you can also smear some rice wine and salt on the pork to code the flavor, which can not only remove the fishy smell, but also increase the flavor of the meat. >>>More