Hydrogen Sulfide-Hazard and Toxicity
Hydrogen Sulfide is a colorless, very poisonous, flammable gas with the characteristic foul odor of rotten eggs. It often results from the bacterial breakdown of organic matter in the absence of oxyge
Sep 9，2019 Inorganic chemistry
Hydrofluoric acid-Hazard and Toxicity
Hydrofluoric acid (HF) is an aqueous solution of hydrogen fluoride gas. At room temperature, it appears as colorless transparent to light yellow smoke liquid with pungent odor. It has a specific gravi
Sep 9，2019 Inorganic chemistry
Hydrogen-Hazard and Toxicity
Hydrogen,H2, is a tasteless,colorless, odorless gas that may be liquified by cooling under pressure. Hydrogen is used in welding, in the production of ammonia, methanol, and other chemicals, for the h
Sep 9，2019 Inorganic chemistry
n-Butyllithium-Hazard and Toxicity
n-Butyllithium (abbreviated n-BuLi) is an organolithium reagent. It is widely used as a polymerization initiator in the production of elastomers such as polybutadiene or styrene-butadiene-styrene (SBS
Sep 6，2019 Organic Chemistry
tert-Butyl hydroperoxide-Health Hazard and Toxicity
tert-Butyl hydroperoxide (tBuOOH) is an organic peroxide widely used in a variety of oxidation processes, for example Sharpless epoxidation.[3] It is normally supplied as a 69–70% aqueous solution.
Sep 6，2019 Organic Chemistry
Benzene-Health Hazard and Toxicity
Benzene is a colorless, volatile, highly flammable liquid that is used extensively in the chemical industry and received wide interest in the early days of organic chemistry.Because of its structure,
Sep 6，2019 Organic Chemistry
Silver-Health Hazards and Toxicity
The acute toxicity of silver metal is low. The acute toxicity of soluble silver compounds depends on the counterion and must be evaluated case by case.
Sep 6，2019 Inorganic chemistry
Pyridine-Health Hazards and Toxicity
The acute toxicity of pyridine is low. Inhalation causes irritation of the respiratory system and may affect the central nervous system, causing headache, nausea, vomiting, dizziness, and nervousness.
Sep 6，2019 Flavors and fragrances
Potassium hydride-Health Hazards and Toxicity
Potassium hydride reacts violently with water, liberating highly flammable hydrogen gas; causes severe burns on eye or skin contact.
Sep 6，2019 Inorganic chemistry
Hydrobromic Acid-Hazard and Toxicity
Hydrobromic Acid is a strong acid formed by dissolving the diatomic molecule HBr in water. “Constant-boiling” hydrobromic acid is an aqueous solution that distills at 124.3°C and contains 47.6% HBr by
Sep 6，2019 Inorganic chemistry