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...eads.JPG|center|frame|Image of the threads collected/analyzed. photo by X. Zhang]] ...0nm (mAU), one yellow thread was probably dyed with Metanil analyzed by X. Zhang]]

[[File:MFA 30.121 LC.JPG|Frame| Sample 1, red thread, analyzed by Dr. Xian Zhang at Boston University, 2009. ]] ...d and purple threads were collected for dye analysis, analyzed by Dr. Xian Zhang at Boston University, 2009. ]]

...applied to the alter could be found in publications by B. Price [1] and X. Zhang [2]. ...an Altar result.PNG|center|frame|Absorbance at 350nm (mAU). analyzed by X. Zhang [1]]]

..., one yellow thread was probably dyed with pagoda tree buds analyzed by X. Zhang]] [1] Xian Zhang, Richard Laursen and Svetlana Osipova (2005) "Analysis of dyes in some 19th

[[File:Persianberrydry.jpg|thumb|'''Persian berries,Photo by X. Zhang]] ...enter|frame|Extract of Persian berries in Methanol:water=1:1(v:v), By Xian Zhang Absorbance at 350nm (mAU)]]

...e|HPLC-DAD profile, extract from the robe, Absorbance at 350nm (mAU) by X. Zhang]] [2] Xian Zhang,Karina Corrigan, Bruce MacLaren, Mimi Leveque, and Richard A. Laursen, Char

...lowers and buds/ photo by X. Zhang|Pagoda tree.JPG~pagoda tree/Photo by X. Zhang|]]] ...:Roasted pagoda tree buds.jpg |thumb|Roasted Pagoda tree buds. Photo by X. Zhang]]

[[File:Berberis jullanae.jpg|thumb|''Berberis julianae'' bush, photo by X. Zhang at the Arnold Arboretum, Boston]] [[File:Berbe juli.PNG|center|frame|Absorbance at 350nm (mAU), By X. Zhang]]

...:Huangtengdry.jpg|thumb|'''Dried Huangteng from Yunnan, China/ photo by X. Zhang]] [1] Xian Zhang, and , Richard Laursen, Development of Mild Extraction Methods for the Anal

[[File:MFA 52.1690 result.JPG|Frame|by Dr. Xian Zhang at Boston University, 2009]]

[[File:Chinese cork tree1.JPG|thumb|'''Chinese cork tree/ photo by X. Zhang]] ...le:Chinese cork tree leaf.JPG|thumb|'''Chinese cork tree leaf/ photo by X. Zhang]]

...G|center|frame|MFA 1999.128 Silk samite, China, Analysis result, by Dr. X. Zhang at Boston University, 2009 ]]

...ed and brown threads were collected for dye analysis, analyzed by Dr. Xian Zhang at Boston University, 2009]]

...ellodendrom amurense''Rupr. Rutaceae at the Arnold Arboretum / photo by X. Zhang]] [1] Xian Zhang, and , Richard Laursen, Development of Mild Extraction Methods for the Anal

...to detect the offgassing of volatile aldehydes was recommended in 1994 by Zhang, Thickett, and Greene. * J.Zhang, D.Thickett, L.Greene, "Two Tests for the Detection of Volatile Organic Aci

[2] Xian Zhang,Karina Corrigan, Bruce MacLaren, Mimi Leveque, and Richard A. Laursen, Char

[[File:Tumeric dry.jpg|thumb|'''dried turmeric rhizomes photo by X. Zhang/]] [3] Zhang, X., Corrigan, K., MacLaren, B., , M., and , R. A., Characterization of Yel

...e:Chinese grass dry.jpg|thumb|'''Chinese grass from Tanakanao/ Photo by X. Zhang ]]

...nia.jpg|thumb|'''Dried Gardenia fruits from Tanaka-nao, Japan. Photo by X. Zhang ]]

[[File:Smoke tree.jpg|thumb|''cotinus coggygria''. Photo by X. Zhang]]

[1] Zhang, X. Laursen R. and Osipova S. (2005) "Analysis of dyes in some 19th-century

[[File:Cochinealdry.jpg|thumb|'''dried cochineal insects photo by X. Zhang]]

* Qinglian Li, Sancai Xi, Xiwen Zhang Conservation of paper relics by electrospun PVDF fiber membranes Journal of

...ong, Yachen Li, Xian Deng, Mingliang Chen, Jianpeng Pan, Zhichuan Chen, Xu Zhang, Chunxiao Wang, Chengzhi Qiu, 'Comprehensive analysis of triphenyl phosphat

[[File:Goldthread root.jpg|thumb|sliced Chinese goldthread root. Photo by X. Zhang]]

[[File:Madder root.jpg|thumb|Dried madder root. Photo by X. Zhang]]

[[File:Madder.jpg|thumb|Indian madder / Photo by X. Zhang/]]

* Baumann, Melissa G.D., Linda F. Lorenz, Stuart A. Batterman, and Guo-Zheng Zhang. 2000. “Aldehyde Emissions from Particleboard and Medium Density Fiberboa

[3] Zhang, X., and Laursen, R. A., Development of Mild Extraction Methods for the Ana

* Melissa G.D. Baumann, Linda F. Lorenz, Stuart A. Batterman, and Guo-Zheng Zhang, “Aldehyde Emissions from Particleboard and Medium Density Fiberboard Pro

[[File:Safflowerdry.jpg|thumb|'''dried safflower, Photo by X. Zhang]]

...Indian Madder.jpg|thumb|Indian madder from Tanakao-Nao, Japan/ Photo by X. Zhang/]]

[4] Xian Zhang, and Richard Laursen, Development of Mild Extraction Methods for the Analys

* Melissa G.D. Baumann, Linda F. Lorenz, Stuart A. Batterman, and Guo-Zheng Zhang, “Aldehyde Emissions from Particleboard and Medium Density Fiberboard Pro

* Xian Zhang, Consultant scientist, MFA ...tic Dyes with sub-categories of dyes found on cultural artifacts. Dr. Xian Zhang is the senior editor for DYE ANALYSIS.