Riboflavin Merck.
Edition: (1st revision June 1939)
Series: Merck service bulletin
Publisher: Merck & Co. Inc.
Published: 1939
Place of publication: Rahway, N.J; New York [etc.]
Language: eng
Number of pages: 13
Subjects: Vitamins
Notes: Bibliography: leaves 9-13.
Cover-title.
Reproduced from type-written copy.