GB 5009.138-2017: Translated English of Chinese Standard. GB5009.138-2017: National Food Safety Standard - Determination of Nickel in FoodThis Standard specifies using the graphite furnace atomic absorption spectrometry to determine the nickel content in the food. This Standard is applicable to determine the nickel content in various foods. |
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Overige edities - Alles weergeven
GB 5009.242-2017: Translated English of Chinese Standard. GB5009.242-2017 ... www.ChineseStandard.net Gedeeltelijke weergave - 2017 |
GB 5009.241-2017: Translated English of Chinese Standard. GB5009.241-2017 ... www.ChineseStandard.net Gedeeltelijke weergave - 2017 |
GB 5009.12-2017: Translated English of Chinese Standard. GB5009.12-2017 ... www.ChineseStandard.net Gedeeltelijke weergave - 2017 |
Veelvoorkomende woorden en zinsdelen
10mL volumetric flask 5mL of nitric 5µL of ammonium absorbance value accurate to 0.001g accurately pipette acid solution 0.5mol/L acid solution 1+1 adjustable electric hot Ammonium dihydrogen phosphate ammonium dihydrogen phosphate-palladium amount of nitric atomic absorption spectrometry blank test condition can refer constant volume content is 1.00mg/kg cooling Determination of Nickel digestion inner tank digestion tank digestive juice dihydrogen phosphate-palladium nitrate electric hot plate furnace atomic absorption GB/T graphite furnace atomic Inject 10µL later-use liquid specimen mass concentration measure the absorbance mg/L microwave digestion mix evenly muffle furnace nickel content Nickel in Food nickel standard series nitric acid solution optical sample injection palladium nitrate Perchloric acid phosphate-palladium nitrate solution Procedures for Microwave reagent Recommended Temperature-Rise Procedures reference condition results shall retain solid specimen solution and 5µL specimen or accurately specimen solution standard intermediate solution standard series solution standard solution Standard substance stock solution 1000mg/L Teflon digestion inner volume to 10mL
Bibliografische gegevens
| Titel | GB 5009.138-2017: Translated English of Chinese Standard. GB5009.138-2017: National Food Safety Standard - Determination of Nickel in Food |
| Auteur | https://www.chinesestandard.net |
| Uitgever | https://www.chinesestandard.net, 2018 |
| Lengte | 10 pagina's |
| Citatie exporteren | BiBTeX EndNote RefMan |