The dilutions made were two-thirds, one-half, onethird, one-fourth, one-eighth milk. Results. -All experiments were repeated many times. The accompanying summary is a tabulation of results. The time recorded is the average of the results. CONCLUSIONS 1. Sodium citrate in .25 per cent, or more retards, and very high percentages will inhibit coagulation. 2. The presence of HCI hastens coagulation. 3. Diluting milk generally retards coagulation. 4. Gruels appear to have little or no effect in

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... ding coagulation more than water when the citrate is used. 5. The coagula of citrated milk are softer, smoother and more jelly-like or more flocculent than those of milk not thus treated. EXPERIMENTS WITH CITRATED MILK. WHOLE MILK. Milk. Liquid HCI. Sod. Time, c.c. Rennet. 1$ Cit. min. Curd, m. m. m.