chemical substance

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Noun

chemical substance - material produced by or used in a reaction involving changes in atoms or molecules

explosive - a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck

material, stuff - the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"

reactant - a chemical substance that is present at the start of a chemical reaction

Alar, daminozide - a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one time

carrier - an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction

bacteriacide, bactericide - any chemical agent that destroys bacteria

carbon tetrahalide - compounds composed of 1 carbon and 4 halogen molecules

congener - a minor chemical constituent that gives a wine or liquor its distinctive character

chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight

soil conditioner - a chemical substance used to improve the structure of the soil and increase its porosity; "gypsum can be used as a soil conditioner"

fertiliser, fertilizer, plant food - any substance such as manure or a mixture of nitrates used to make soil more fertile

flux - a substance added to molten metals to bond with impurities that can then be readily removed

fumigant - a chemical substance used in fumigation

herbicide, weed killer, weedkiller - a chemical agent that destroys plants or inhibits their growth

intermediate - a substance formed during a chemical process before the desired product is obtained

fraction - a component of a mixture that has been separated by a fractional process

larvicide - a chemical used to kill larval pests

pesticide - a chemical used to kill pests (as rodents or insects)

phytochemical - a chemical substance obtained from plants that is biologically active but not nutritive

product - a chemical substance formed as a result of a chemical reaction; "a product of lime and nitric acid"

restrainer - a chemical that is added to a photographic developer in order to retard development and reduce the amount of fog on a film

stabilizer - a chemical that is added to a solution or mixture or suspension to maintain it in a stable or unchanging state

softener - a substance added to another to make it less hard

References in classic literature ?

Every chemical substance, every plant, every animal in its growth, teaches the unity of cause, the variety of appearance.

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Also, we have yet to identify the actual chemical substance they used as it is pending analysis,' he said.

Gold mine tested for cyanide

Japan's manufacturers are actively promoting green procurement to track and manage the chemical substances contained in products throughout their supply chain, in order to comply with chemical substance regulations, such as the REACH regulation, which originated in Europe but is used elsewhere in the world, as well.

Fujitsu Launches PLEMIA EcoLink Green Procurement Solution for Small- and Medium-Sized Manufacturers

All of the company's products are said to be formulated from raw materials that comply with the chemical substance inventory lists of TOSCA, DSL, METI, EINECS, Australia and Korea.

Process aid additive used with phenolic BMC

All of the company's products are said to be formulated from raw materials which comply with the chemical substance inventory list of TOSCA, DSL, MITI, EINECS, Australia and Korea.

Processing aid. (materials)

Summary: Moscow [Russia], July 29 (ANI): Russian opposition leader Alexei Navalny, who was arrested last week, has been hospitalised with an "acute allergic reaction", and his spokesman said on Sunday he may have been affected by an "unknown chemical substance".

Putin's critic Navalny hospitalised with 'acute allergic reaction' after being arrested

However, he pointed out that there was no chemical substance in the water body, and that the situation was not as serious as people had alleged.

Vietnam rubber firm to 'stop harming environment'

ISLAMABAD -- The Human Rights Commission issued notices to the DC and SSP of Bandipora, asking them to file a report whether the use of chemical substance was the reason behind mutilation of youth's bodies recovered in the district recently after a cordon and search operation.

IOK HR body seeks report on use of chemical substance during CASOs

ISLAMABAD -- Chairman of All Parties Hurriyat Conference, Syed Ali Gilani, has expressed serious concern over the use of chemical substance by Indian troops during cordon and search operations in Indian occupied Kashmir.

Gilani concerned over use of chemical substance by troops

Someone in the vicinity of the village of Tvrdoscaronovce has killed at least 24 birds of prey this year.Police found two-and-a-half litres of a chemical substance in the house of a long-time hunter on June 6.