Development of Certified Reference Materials of Trace Elements in Gold Solution (GBW02797–GBW02800)

Based on ISO 17034 and ISO Guide 35, a new series of matrix reference materials for 23 trace elements in 2 mg/mL gold solutions with five concentration levels (0, 1, 5, 10 and 20) ng/mL were developed, respectively. High-purity gold CRM GBW02793 with purity of 99.9995 % used as raw material was diss...

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Veröffentlicht in:	Accreditation and quality assurance 2023-12, Vol.28 (6), p.299-310
Hauptverfasser:	Zhang, Jianying, Cui, Yanjie, Zhou, Tao, Wang, Jinzhuan, Zhu, Zanfang, Liu, Fangmei, Xiao, Guangyang, Yu, Jing, Wang, Xinlei, Huang, Boling, Li, Chun, Huang, Xingjiao
Format:	Artikel
Sprache:	eng
Schlagworte:	Analytical Chemistry Biochemistry Certification Chemistry Chemistry and Materials Science Commercial Law Ecotoxicology Food Science Heat conductivity High density polyethylenes Homogeneity Inhomogeneity Marketing Mass spectrometry Measurement methods Methods Purity Raw materials Reference materials Room temperature Scientific imaging Stability analysis Stability tests Statistical analysis Trace elements
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