| 摘要 |
FIELD: analytical chemistry. ^ SUBSTANCE: conductometric quantitative determination of 5-aminolevulinic (5-amino-4-oxopentan) acid hydrochloride and its ethers including preparation of the samples of analyzed substance, measuring the conductivity of solution, titration, drawing of conductometric curve, determination of equivalence points and calculation of basic substance content, wherein the titration of samples of 5-aminolevulinic (5-amino-4-oxopentan) acid hydrochloride and its ethers is performed using argentic nitrate solution, and calculation of basic substance content in 5-aminolevulinic (5-amino-4-oxopentan) acid hydrochloride and its ethers is performed using the formula. ^ EFFECT: accelerated analysis of basic substance content in aminolevulinic acid hydrochloride or in its ethers which enhances its realization in manufacturing environment. ^ 1 dwg, 1 dwg |
