Citation:
Zhi Hua WANG, Min CAI, Shu Jun WANG. Determination of Iron in Layered Crystal Sodium Disilicate and Sodium Silicate by Flame Atomic Absorption Spectrometry with Boric Acid as a Matrix Modifier[J]. Chinese Chemical Letters,
;2006, 17(6): 809-812.
-
The effects of matrix silicate and experimental conditions on the determination of iron in flame atomic absorption spectrometry (FAAS) were investigated. It was found that boric acid as a matrix modifier obviously eliminated silicate interference. Under the optimum operating conditions, the determination results of iron in layered crystal sodium disilicate and sodium silicate samples by FAAS were satisfactory. The linear range of calibration curve is 0-10.5μg.mL-1, the relative standard deviation of method is 1.2%-2.2%, the recovery of added iron is 96.0%-101%, thesensitivity is 0.19μg·mL-1, and deyection limit is 77 ng·mL-1, The effect of the determination of iron of the standard curve method, standard addition calibration and colorimetry method was the same, but the first has the merits of rapid sample preparation, reduced contamination risks and fast analysis.
-
-
-
-
[1]
Jiao CHEN , Yi LI , Yi XIE , Dandan DIAO , Qiang XIAO . Vapor-phase transport of MFI nanosheets for the fabrication of ultrathin b-axis oriented zeolite membranes. Chinese Journal of Inorganic Chemistry, 2024, 40(3): 507-514. doi: 10.11862/CJIC.20230403
-
[2]
Guanjun Chen , Jiayi Yang , Zheming Huang , Long Chen , Wenyuan Duan , Tong Wang , Xingang Kong , Haibo Yang . Engineering the interlayer sodium density in layered sodium cobalt oxide for boosted chlorine evolution reaction. Chinese Chemical Letters, 2025, 36(12): 111662-. doi: 10.1016/j.cclet.2025.111662
-
[3]
Zhenfei Tang , Yunwu Zhang , Zhiyuan Yang , Haifeng Yuan , Tong Wu , Yue Li , Guixiang Zhang , Xingzhi Wang , Bin Chang , Dehui Sun , Hong Liu , Lili Zhao , Weijia Zhou . Iron-doping regulated light absorption and active sites in LiTaO3 single crystal for photocatalytic nitrogen reduction. Chinese Chemical Letters, 2025, 36(3): 110107-. doi: 10.1016/j.cclet.2024.110107
-
[4]
Xiping Dong , Xuan Wang , Zhixiu Lu , Qinhao Shi , Zhengyi Yang , Xuan Yu , Wuliang Feng , Xingli Zou , Yang Liu , Yufeng Zhao . Construction of Cu-Zn Co-doped layered materials for sodium-ion batteries with high cycle stability. Chinese Chemical Letters, 2024, 35(5): 108605-. doi: 10.1016/j.cclet.2023.108605
-
[5]
Yiqiao Chen , Ao Liu , Biwen Yang , Zhenzhen Li , Binggang Ye , Zhouyi Guo , Zhiming Liu , Haolin Chen . Photoluminescence and photothermal conversion in boric acid derived carbon dots for targeted microbial theranostics. Chinese Chemical Letters, 2024, 35(9): 109295-. doi: 10.1016/j.cclet.2023.109295
-
[6]
Chao Ma , Peng Guo , Zhongmin Liu . DNL-16: A new zeolitic layered silicate unraveled by three-dimensional electron diffraction. Chinese Journal of Structural Chemistry, 2024, 43(4): 100235-100235. doi: 10.1016/j.cjsc.2024.100235
-
[7]
Zhijia Zhang , Shihao Sun , Yuefang Chen , Yanhao Wei , Mengmeng Zhang , Chunsheng Li , Yan Sun , Shaofei Zhang , Yong Jiang . Epitaxial growth of Cu2-xSe on Cu (220) crystal plane as high property anode for sodium storage. Chinese Chemical Letters, 2024, 35(7): 108922-. doi: 10.1016/j.cclet.2023.108922
-
[8]
Luyan Shi , Ke Zhu , Yuting Yang , Qinrui Liang , Qimin Peng , Shuqing Zhou , Tayirjan Taylor Isimjan , Xiulin Yang . Phytic acid-derivative Co2B-CoPOx coralloidal structure with delicate boron vacancy for enhanced hydrogen generation from sodium borohydride. Chinese Chemical Letters, 2024, 35(4): 109222-. doi: 10.1016/j.cclet.2023.109222
-
[9]
Dongmei Dai , Xiaobing Lai , Xiaojuan Wang , Yunting Yao , Mengmin Jia , Liang Wang , Pengyao Yan , Yaru Qiao , Zhuangzhuang Zhang , Bao Li , Dai-Huo Liu . Increasing (010) active plane of P2-type layered cathodes with hexagonal prism towards improved sodium-storage. Chinese Chemical Letters, 2024, 35(10): 109405-. doi: 10.1016/j.cclet.2023.109405
-
[10]
Yan-Jiang Li , Shu-Lei Chou , Yao Xiao . Detecting dynamic structural evolution based on in-situ high-energy X-ray diffraction technology for sodium layered oxide cathodes. Chinese Chemical Letters, 2025, 36(2): 110389-. doi: 10.1016/j.cclet.2024.110389
-
[11]
Fanjun Kong , Jing Zhang , Yuting Tang , Chencheng Sun , Chunfu Lin , Tao Zhang , Wangsheng Chu , Li Song , Liang Zhang , Shi Tao . Introducing high-valence element into P2-type layered cathode material for high-rate sodium-ion batteries. Chinese Chemical Letters, 2025, 36(8): 110993-. doi: 10.1016/j.cclet.2025.110993
-
[12]
Guangchang Yang , Shenglong Yang , Jinlian Yu , Yishun Xie , Chunlei Tan , Feiyan Lai , Qianqian Jin , Hongqiang Wang , Xiaohui Zhang . Regulating local chemical environment in O3-type layered sodium oxides by dual-site Mg2+/B3+ substitution achieves durable and high-rate cathode. Chinese Chemical Letters, 2024, 35(9): 109722-. doi: 10.1016/j.cclet.2024.109722
-
[13]
Lu Huang , Jiang Wang , Hong Jiang , Lanfang Chen , Huanwen Chen . On-line determination of selenium compounds in tea infusion by extractive electrospray ionization mass spectrometry combined with a heating reaction device. Chinese Chemical Letters, 2025, 36(1): 109896-. doi: 10.1016/j.cclet.2024.109896
-
[14]
Yao Wang , Jun Ouyang , Huadong Yuan , Jianmin Luo , Shihui Zou , Jianwei Nai , Xinyong Tao , Yujing Liu . Impact of local amorphous environment on the diffusion of sodium ions at the solid electrolyte interface in sodium-ion batteries. Chinese Chemical Letters, 2025, 36(10): 110412-. doi: 10.1016/j.cclet.2024.110412
-
[15]
Feng-Qing Huang , Yu Wang , Ji-Wen Wang , Dai Yang , Shi-Lei Wang , Yuan-Ming Fan , Raphael N. Alolga , Lian-Wen Qi . Chemical isotope labeling-assisted liquid chromatography-mass spectrometry enables sensitive and accurate determination of dipeptides and tripeptides in complex biological samples. Chinese Chemical Letters, 2024, 35(11): 109670-. doi: 10.1016/j.cclet.2024.109670
-
[16]
Haiying Lu , Weijie Li . The electrolyte solvation and interfacial chemistry for anode-free sodium metal batteries. Chinese Journal of Structural Chemistry, 2024, 43(11): 100334-100334. doi: 10.1016/j.cjsc.2024.100334
-
[17]
Zhenyang Yu , Yueyue Gu , Qi Sun , Yang Zheng , Yifang Zhang , Mengmeng Zhang , Delin Zhang , Zhijia Zhang , Yong Jiang . Research progress of modified metal current collectors in sodium metal anodes. Chinese Chemical Letters, 2025, 36(6): 109997-. doi: 10.1016/j.cclet.2024.109997
-
[18]
Qiao Wang , Ziling Jiang , Chuang Yu , Liping Li , Guangshe Li . Research progress of inorganic sodium ion conductors for solid-state batteries. Chinese Chemical Letters, 2025, 36(6): 110006-. doi: 10.1016/j.cclet.2024.110006
-
[19]
Qinyao Jiang , Binhao Wang , Zerui Yan , Sicheng Fan , Dafu Tang , Biwei Xiao , Qiulong Wei . Unraveling the pseudocapacitive sodium-ion storage mechanism of birnessite in organic electrolytes. Chinese Chemical Letters, 2025, 36(11): 110416-. doi: 10.1016/j.cclet.2024.110416
-
[20]
Qiong Su , Chao Hu , Sichan Li , Wenjun Huang , Jianyu Dong , Ren Song , Lan Xu , Guozhao Fang . Sodium-ion batteries at low temperature: Storage mechanism and modification strategies. Chinese Chemical Letters, 2025, 36(12): 111267-. doi: 10.1016/j.cclet.2025.111267
-
[1]
Metrics
- PDF Downloads(0)
- Abstract views(1196)
- HTML views(23)
Login In
DownLoad: