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Object Record

Catalog Number 01.0006.007
Object Name Paper, Filter
Title W. & R. Balston Ltd. Genuine Whatman Filter Paper, No. 2
Description Cardboard box in blue paper. Sealed with red aper and dark blue label stuck on top. Red label on front says "Made in Englad, No. 2, 7.0 cms, 100 circles." Box nearly full of filters.
Date 1940-1950
Collection Lin Tsai Collection
Accession number 01.0006.007
Caption W. & R. Balston Ltd. Genuine Whatman Filter Paper, No. 2
Catalog date 2001-05-25
Catalog type History
Provenance Used by Dr. Lin Tsai. Blue label on top reads "W.&R. Balston, Ltd. Genuine Whatman Filter Paper, No. 2, Chemically Prepared paper, made in England." Return note inside not dated. Sticker on bottom reads "No. 2, Thicker than No. 1--Retains finer precipitates. Qualitative, or rough quantitative., No. 2, 7.0 cm, Average Ash per circle .00026 gram."

Dr. Lin Tsai (1922-2003) was born in Hong Kong, coming to the United States for his Master’s and Ph.D. in Organic Chemistry. He became a naturalized citizen in 1962. He came to the National Heart, Lung, and Blood Institute in 1959, where he worked in the Laboratory of Biochemistry with Earl and Thressa Stadtman. His research focus was the stereochemical course of enzymatic reactions and the structures and syntheses of organic compounds. His most important work centered on nicotinic acid metabolism and riboflavin degradation.
Number of images 1
Updated 2017-03-10
Condition Very Good
Organizations NIH; NHLBI, Laboratory of Biochemistry
Buildings Building 3
NIH Property # none
Old NIH Property # none
Serial # none
People Tsai, Lin