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Arthur Thomas Palin (b. 16 October 1916 - 2006) was a British chemist and bacteriologist. [2] As well as inventing the DPD method of detecting chlorine in water [1] and working as an official advisor to the American Water Works Association (AWWA), Palin was responsible for what the Manual of British Water Engineering Practice records as one of the key historical developments, when breakpoint ...
Diphenylcarbazide is a white solid that is scarcely soluble in water, [3] but readily soluble in organic solvents like acetone, hot ethanol and acetic acid. [4] It forms colored complex compounds with certain metal ions.
Hach Company manufactures and distributes analytical instruments and reagents used to test the quality of water and other liquid solutions. Manufactured and distributed worldwide, Hach systems are designed to simplify analysis by offering on-line instrumentation, portable laboratory equipment, prepared reagents, easy-to-follow methods, and technical support.
In chemistry, a carbazide is a functional group with the general formula RNH-NH(C=O)NH-NHR. They can be derived from the condensation of carbonic acid with a hydrazine. ...
The arsenate is an ion with the chemical formula AsO 3− 4. [1] Bonding in arsenate consists of a central arsenic atom, with oxidation state +5, double bonded to one oxygen atom and single bonded to a further three oxygen atoms. [2]
Diethylhydroxylamine (DEHA) is an organic compound with the formula (C 2 H 5) 2 NOH. Strictly, this is N,N-diethylhydroxylamine.It has an isomer, N,O-diethylhydroxylamine with the formula EtNHOEt.
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