| 摘要 |
FIELD: coolant mixtures and compositions. ^ SUBSTANCE: invention relates to a method for preparing the coolant composition and refrigerator equipments, namely, to cooling foodstuffs, biopreparations and in the home life. Method involves mixing sodium acetate with magnesium nitrate hexahydrate or with aluminum nitrate nonahydrate or potassium thiocyanate with water. Invention provides preparing high difference of temperatures from 10°C to 28-30°C and safety of the process. ^ EFFECT: improved preparing method. ^ 1 tbl, 1 ex |
