METHOD OF QUALITY CONTROL OF CUPELS IN ASSAYING

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to analytical chemistry and can be used in u043fu0440u043eu0431u0438u0440u043du043eu043c analysis u0434u043bu00a0 u043au043eu043du0442u0440u043eu043bu00a0 quality u043au0430u043fu0435u043bu0435u0439. to test u043au0430u043fu0435u043bu00a0u0445 u043au0443u043fu0435u043bu0438u0440u0443u044eu0442 22 hinge u043fu0440u043eu0431u0438u0440u043du043eu0433u043e lead u043fu043eu0441u0442u043eu00a0u043du043du043eu0439 mass of 20 g, containing 0.10 mg of silver. u043eu0431u0440u0430u0437u0443u044eu0449u0438u0435u0441u00a0 kinglet u043eu0442u0434u0435u043bu00a0u044eu0442 from u043au0430u043fu0435u043bu0435u0439, u043fu0440u043eu0432u043eu0434u00a0u0442 forging u043au043eu0440u043eu043bu044cu043au043eu0432 and weight.found that kinglet weighing approximately 0.1 mg u043au0430u043fu0435u043bu044cu044e fully u043fu043eu0433u043bu043eu0449u0430u044eu0442u0441u00a0, stock accuracy u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 z 1. the loss of silver did not exceed 5%.the bottom border of the quantitative definitions of silver, which can be implemented using existing techniques for processing data u043au0430u043fu0435u043bu0435u0439 and u043au043eu0440u043eu043bu044cu043au043e to estimate the ratio CAgmin m x x, where m is the mass of u0430u043du0430u043bu0438u0442u0438u043c u043du0430u0432u0435u0435u0442 hinge hinge; t u0441u0440u0435u0434u043du00a0u00a0 king's mass. using analytical hinge 100 g of a minimum number of silver u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 1.06 g / t. one of the u043f.u0444 - lu.2, table 2). v yu