FIELD: chemistry.
SUBSTANCE: method of obtaining melanin from chaga, includes addition of 25% solution of hydrochloric acid to a water extract of chaga, separation of the obtained melanin sediment, addition to the sediment of petroleum-ether, mixing until a mixture of a homogeneous consistency is obtained, the obtained mixture is frozen, after the mixture defrosting a layer of an organic extract is removed, and a sediment of melanin is separated from the water layer and dried under the specified conditions.
EFFECT: method makes it possible to reduce a quantity of sol substances in melanin without changing its biological activity.
1 tbl, 4 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF OBTAINING LIPOPHILIC SUBSTANCES FROM CHAGA | 2013 |
|
RU2522952C1 |
| PROCESS FOR THE PREPARATION OF MELANIN CHAGA | 2015 |
|
RU2582972C1 |
| METHOD OF PRODUCING MELANIN FROM SHELF FUNGUS | 2016 |
|
RU2618397C1 |
| METHOD OF PRODUCING MELANIN AND DRY EXTRACT OF BIOLOGICALLY ACTIVE SUBSTANCES OF SHELF FUNGUS | 2015 |
|
RU2597160C1 |
| METHOD OF PRODUCING FRACTION OF LIPOPHILIC SUBSTANCES FROM SHELF FUNGUS | 2013 |
|
RU2530636C1 |
| METHOD OF PRODUCING MELANINS FROM CHAGA | 2016 |
|
RU2618398C1 |
| METHOD OF PRODUCING FRACTION OF PHENOL SUBSTANCES FROM SHELF FUNGUS | 2013 |
|
RU2530637C1 |
| METHOD FOR OBTAINING MELANIN FROM INSECTS | 2021 |
|
RU2772334C1 |
| METHOD FOR PREPARING CHROMOGENIC COMPLEX OF RED BELT FUNGUS | 2012 |
|
RU2489159C1 |
| METHOD OF PRODUCING AQUEOUS EXTRACT OF BROWN ROLL-RIM | 2015 |
|
RU2595833C1 |
