Analysis method for B impurity elements in electronic wet chemicals
A technology of impurity elements and analysis methods, applied in the field of chemical analysis and testing, can solve the problems of large phase difference, large test error, and reduction of blank background, etc., and achieve the effect of wide linear range, low detection limit, and good linear relationship
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0014] Experimental Materials:
[0015] Main instruments and working parameters:
[0016] (Agilent 7700) inductively coupled plasma atomic emission spectrometer, power 1.5kW, carrier gas flow rate 0.75L / min, compensation gas flow rate 0.41L / min, sampling depth 8mm.
[0017] Ultrapure water device (model: millipore, brand: merk).
[0018] Electronic balance (model: ms204s, brand: Mettler).
[0019] Main reagents:
[0020] High-purity nitric acid (manufacturer: BASF, specification: metal ion <10ppt).
[0021] Standard stock solution: The standard stock solution of element B is 10 mg / L, purchased from Sinopharm Chemical Reagent Co., Ltd.
[0022] High-purity hydrofluoric acid sample to be tested: produced by Zhejiang Kaisheng Fluorine Chemical Co., Ltd.
[0023] experiment method:
[0024] 1. Preparation of standard solution
[0025] Standard solution: Dilute the 10mg / L standard stock solution with ultrapure water to prepare a standard solution with a B standard solution c...
Embodiment 2
[0043] Experimental Materials
[0044] Main instruments and working parameters
[0045] (Agilent 7700) inductively coupled plasma atomic emission spectrometer, power 1.5kW, carrier gas flow rate 0.75L / min, compensation gas flow rate 0.41L / min, sampling depth 8mm.
[0046] Ultrapure water device (model: millipore, brand: merk).
[0047] Electronic balance (ms204s, Mettler).
[0048] main reagent
[0049] High-purity hydrofluoric acid (manufacturer: BASF specification: metal ion <10ppt).
[0050] Standard stock solution: The standard stock solution of element B is 10 mg / L, purchased from Sinopharm Chemical Reagent Co., Ltd.
[0051] High-purity sulfuric acid sample to be tested: produced by Zhejiang Kaisheng Fluorine Chemical Co., Ltd.
[0052] experiment method
[0053] 1. Preparation of standard solution
[0054] Standard solution: Dilute the 10mg / L standard stock solution with ultrapure water to prepare a standard solution with a B standard solution concentration of 10...
Embodiment 3
[0072] Experimental Materials
[0073] Main instruments and working parameters
[0074] (Agilent 7700) inductively coupled plasma atomic emission spectrometer, power 1.5kW, carrier gas flow rate 0.75L / min, compensation gas flow rate 0.41L / min, sampling depth 8mm.
[0075] Ultrapure water device (model: millipore, brand: merk).
[0076] Electronic balance (model: ms204s, brand: Mettler).
[0077] main reagent
[0078] High-purity nitric acid (manufacturer: BASF specification: metal ion <10ppt), high-purity hydrofluoric acid (manufacturer: BASF specification: metal ion <10ppt).
[0079] Standard stock solution: The standard stock solution of element B is 10 mg / L, purchased from Sinopharm Chemical Reagent Co., Ltd.
[0080] High-purity hydrochloric acid sample to be tested: produced by Zhejiang Kaisheng Fluorine Chemical Co., Ltd.
[0081] 1. Preparation of standard solution
[0082] Standard solution: Dilute the 10mg / L standard stock solution with ultrapure water to prepar...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com