Haemoglobin scale
Subtitle: effective ferrotherapy
By: [A/S Serpens (Copenhagen) ; sole distributing agent, U.K. & Dominions, Coates & Cooper, Ltd.].
Publisher: Coates & Cooper
Published: 1935
Place of publication: London
Language: eng
Number of pages: 12
Subjects: Pharmaceutical Preparations; Dietary Iron; Anemia; Diagnosis; Medication; Therapies
Notes: Cover title.

Booklet advertising Idozan, a "colloidal iron solution, neutral, and containing 5 per cent of pure iron (Fe)."

Also includes tabs of filter paper to be used to absorb samples ofblood and read against a printed "haemoglobin scale" in different shades of red giving readings from 10% to 100%.