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51 Investigation
of property of silver complex solution with p- iodobenzenediazo-
aminoazobenzene by spectral correction technique
----H. W. GAO,
P. MENG and L. WANG, J. Ind. Chem. Soc., 2000, 77(11): 407-410 (
SCI-EE)
52 Establishement
of SS absorption in suspension liquid
------H. W.
GAO, Asian J. Chem. , 1999,11(4):1556-1558 (SCI-EE)
53 Further study
of beta-correction principle for analysis of metal chelate solution
------- H. W.
GAO , Armenian Chem. J. , 1998, 51(2) : 21-28
54 Beta-correction
spectrophotometry to improve the determination of mercury complex
with thiomicher's ketone
--------H. W.
GAO, Zhang S Y and Ye S M, J. AOAC Intern. , 2000,83(1):231-236
(SCI CDE)
55 Updated spectrophotometric
analysis of neodymiuim complex with XO
------H. W.
GAO, Meng P, Zhang S. Y., Can. J. Anal. Sci. Spectrosc., 1999,44(3):82-85
(SCI CDE)
56 Improving
the submicro determination of vanadium in natural water using primary-secondary
wavelength spectrophotometry
------H. W.
GAO, J. Anal. Chem. , 1999, 54:(10): 941-943 (SCI CDE)
57 Beta-correction
spectrophotometric Determination of Gallium with alizarine red S
-----H. W. GAO,
Shi H. L., Asian J. Chem., 2000,12(2):477-482 ( SCI-EE)
58 Analysis
of properties of trace aluminium complex solution with DBKCA
-----H. W. GAO,
Yu L. Q., Asian J. Chem., 2000,12(2):548-552 ( SCI-EE)
59 Investigation
of neodymium complex with acid chrome blue K by beta-correction
spectrophotometry
-----H. W. GAO,
Tao M., Zhang S. Y., J. Ind. Chem. Soc., 2000,77(4):192-193 ( SCI
CDE)
60 Investigation
of copper complex solution with new ligand o -chlorobenzenediazo
-aminobenzene- p -azobenzene and determination of trace copper in
wastewater
-----H. W. GAO,
Zhang P. F., J. Ind. Chem. Soc., 2000,77(5):249-251 ( SCI CDE)
61 Central
Ionic Substitution in Metallic Complex and Application to Improving
the Selectivity of Trace Analysis: Determination of Copper (II)
with Ferrous (II)-1-(5-Bromo-2-Phridylazo) -2-Naphthol-6-Sulphonic
Acid Complex as Chromogenic Agent
------H.
W. GAO, Talanta, 2000, 52(5):817-823
( SCI CDE)
62 Spectrophotometric
Investigation of Silver Complex Solution with Thiomicher ￠ s Ketone
------H. W.
GAO, Bull. Korean Chem. Soc. 2000, 21(7): 675-678 ( SCI CDE)
63 Spectrophotometric
determination of properties of alkaline earth complex solutions
with dibromo- o -carboxy-chlorophosphonazo
------H. W.
GAO, Yu L. Q., Ann. Chim. 2000, 90(9-10): 605-612 ( SCI CDE)
64 Primary-secondary
wavelength spectrophotometric Determination of trace amounts of
cadmium in wastewater with new chromogenic agent, m-NBDA
-----H. W. GAO,
Tao M, Chen Y S, Asian J. Chem., 2000,12(1):270-276 ( SCI-EE)
65 Spectrophotometric
investigation of germanium complex solution with o -chlorophenylfluorone
and determination of trace amounts of germanium
------H. W.
GAO, Liu W G, Bull. Korean Chem. Soc., 2000, 21(11):1090-1094 (
SCI CDE)
66 Investigation
of Properties of Rare Earth Complexes with Dibromo- p -Methyl-Methylsulfonazo
by Spectral Correction Technique
------H. W.
GAO, Hong F.-S., Ye Q. S, Proc. Ind. Acad. Sci.-Chem. Sci., 2000,
112(6):573-578 ( SCI CDE)
67 Determination
of trace amounts of copper with dibromo- o -nitrophenylfluorone
as chromogenic agent by spectrophotometry
----H. W. GAO,
Y-C Li, S-R Shi and L-Q Yu , Asian J. Spectrosc., 2000, 4(3): 127-132
( SCI-EE)
68 Dual-Wavelength
Spectrophotometric Determination of Trace Amounts of Copper with
Dibromo- o -Nitrophenylflurone
-------H. W.
GAO, Zhang H Z, Xie R, Asian J. Chem., 2000,12(3): 801-805 ( SCI-EE)
69 Investigation
of properties of trace zinc complex solution with 1-(6-bromo-2-
benzothiazolylazo)-2-naphthol
-------H. W.
GAO, Ye Q S, Asian J. Chem., 2000,12(3): 806-810 ( SCI-EE)
70 Determination
of Properties of Trace Copper Complex Solution by Beta-correction
Spectrophotometry: DBKCPA and SBAR as Ligands
-------H. W.
GAO, Ye G S, Tao M, Asian J. Chem., 2000,12(3): 811-815 ( SCI-EE)
71 Updated determination
of properties of mercury complex with o -sulfobenzeneazo rhodanine
by beta-correction spectrophotometry
-------Hu N.
L., H. W. GAO, Zhang M. L., Zhou H. F., Asian J. Chem., 2000,12(3):
792-796 ( SCI-EE)
72 Dual-wavelength
Spectrophotometric Determination of Properties of Titanium Complex
Solution with o -Chlorophenylfluorone
-------H. W.
GAO, Liu W G, Liu Q, Asian J. Chem., 2000,12(4):1107-1112 ( SCI-EE)
73 Dual-wavelength
spectrophotometric determination of trace amounts of iron in water
and food using copper- o -chlorophenyl- fluorone complex as chromogenic
reagent
------- H. W.
GAO, Asian J. Chem., 2000,12(4):1101-1106 ( SCI-EE)
74 Development
of Multi-Wavelength Spectral-Correction Method
-------
H. W. GAO , Chin. Chem. Lett., 2000, 11(10) : 893-894
( SCI-EE)
75 Spectrophotometric
Investigation of Trace Copper and Silver Complexes with New Ligand,
o -Methylbenzenediazo- aminobenzene- p -Azobenzene
------H. W.
GAO and Peng-Fei Zhang, J. Anal. Chem., 2000, 55(8):737-740 (SCI
CDE)
76 Beta-Correction
Spectrophotometric Investigation of Cadmium Complexation with New
Ligand, 2,4-Dibromo-6-Caboxybenzene -diazoaminoazobenzeneand Determination
of Trace Amounts of Cadmium in Wastewater
------H. W.
GAO, P.-F. Zhang, and L. Wang, J. Anal. Chem. ( Ж AX), 2000, 55(9):863-869
(SCI CDE)
77 Updated Determination
of Trace Amounts of Zinc with Dibromo-O-Nitrophenylflurone by Primary-Secondary
Wavelength Spectrophotometry
-----H. W. GAO
and L.-Q. Yu, J. Anal. Chem. ( Ж AX), 2000, 55(9):870-873 (SCI CDE)
78 Updated Investigation
of the Reaction between Copper and Naphthol Blue Black B and Determination
of Trace Amounts of Copper in Water
------H. W.
GAO, J. Anal. Chem. ( Ж AX), 2000, 55(10):958-963 (SCI CDE)
79 Primary-Secondary
Wavelength Spectrophotometric Determination of Trace Amounts of
Silver in Wastewater with 2, 4-Dibromo-6-Carboxy-Benzenediazoaminoazobenzene
---- --H. W.
GAO, Lei Wang and Mei Tao, J. Chem. Soc. Pak., 2000, 22(4):275-283
(SCI-EE)
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