GB/T 36269-2018 Translated English of Chinese Standard. (GBT 36269-2018, GB/T36269-2018, GBT36269-2018): Determination of trace nickel for plate glasshttps://www.chinesestandard.net, 2018/07/21 - 12 ページ This Standard specifies the apparatus, general rules, sample preparation, determination method, result expression, accuracy requirements and test report for the determination of trace nickel in plate glass. This Standard applies to the chemical composition analysis of trace nickel in glass substrate, as well as the appraisal analysis of nickel sulfide in glass. |
多く使われている語句
100 mL volumetric acid disodium salt add 20 mL Add 5 mL add in succession air-acetylene ammonium citrate aqueous Ammonium hydroxide amount of water atomic absorption spectrophotometer citrate aqueous solution content of nickel cool to room Density about 1.14 dilute to scale ethyl alcohol ethylenediaminetetraacetic acid disodium Flame atomic absorption g/mL guaranteed reagent hollow cathode lamp hydrochloric acid hydrochloric acid solution hydrofluoric acid 6.2.2.1 iodine solution Laboratory glassware low-temperature electric furnace mass fraction 65 measure the absorbance mL of ammonium mL of hydrofluoric mL of nickel mL of nitric mL volumetric flask nickel hollow cathode nickel or nickel nickel standard solution Nickel standard stock nickel sulfide Nitric acid solution Pipettes platinum evaporating dish result expressed room temperature sample is added sample solution shake specified in GB/T standard curve Accurately standard stock solution standard working solution Supervision and Inspection trace nickel water to dilute weigh 0.1 g weighing bottle