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1990(2):81-86.
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1990(2):87-89.
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A Study on The Colour Reaction of T(4-MOP)P with Lead
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1990(2):89-93.
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1990(2):131-133.
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Analysis of Stibnite by ICP-AES
1990(2):93-99.
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Study on The Catalytic Wave of The Complex of Nb- Tartaric Acid-CPA-mN
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1990(2):100-103.
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PMBP-Extraction and Fluorescence Determination of Trace Sc with Morin
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1990(2):103-107.
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1990(2):107-110.
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ICP-AES Concentration-Ratio Method and Its Use in Refractory Analysis
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1990(2):110-114.
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1990(2):115-119.
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Spectrophotometric Determination of Uncombined Lanthana in Lanthanum Titanate Sinters
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1990(2):119-121.
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Simultaneous Spectrophotometric Determination of Al and Fe by Use of Linear Regression
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1990(2):121-124.
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Application of Simplex Optimization to XRF Analysis
1990(2):124-128.
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Determination of Trace Te in Geological Samples by Solvent Extraction-GFAAS
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1990(2):128-131.
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Study on The Reactions of A Group of Unsymmetric Chromotropic Acid Arsenazo with Th
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1990(2):134-138.
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Application of Pjrrolytic Graphite Crucible
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1990(2):138-141.
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DS-1 Carbon Dioxide-Water Sequential Analyzer
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1990(2):141-145.
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1990(2):145-147.
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1990(2):148-149.
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A Discussion on The Fundamental Formula of Laser Micro-Emission Spectroscopic Quantitative or Semi-Quantitative Analysis
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1990(2):149-152.
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Vanadate Titration of Trace Uranium in Natural Water by Using a New Vanadate-Gold Indicator
1990(2):152-154.
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1990(2):154-155.
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1990(2):155-155.
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1990(2):156-157.
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