Note 137 — FOREWORD (continued 10)
Reading edition
An ampoule labeled as follows: “Coagulen-Ciba, 20 c.c. in sterile solution ready for use. To be shaken. Importé de Suisse. Op. No. 968” was found to measure only 15 c.c. Another ampoule with the same label and Op. No. 9641 contained considerable sediment.