FIELD: chemistry.
SUBSTANCE: method consists in using a cleaning solution containing wt %: tartaric acid 1.5, syntanol DS-10 0.2, ethylene glycol 2.5, sodium components 9.0, distilled water up to 100.0. As the sodium components, disodium salt of ethylenediamine succinic acid of 5.0 wt % and sodium hydroxide of 4.0 wt %.
EFFECT: it is allowed to clean items made of noble metals in a gentle way, with maximum preservation of the surface structure and the use of more environmentally friendly components.
2 ex
Title | Year | Author | Number |
---|---|---|---|
AGENT FOR CLEANING SURFACE OF ARTICLES MADE FROM NONFERROUS METALS | 2014 |
|
RU2601849C2 |
AGENT FOR SURFACE CLEANING OF OBJECTS MADE OF PRECIOUS METALS | 2014 |
|
RU2564204C1 |
PREPARATION FOR SURFACE CLEANING OF PRODUCTS, MANUFACTURED FROM COPPER AND ITS ALLOYS | 2014 |
|
RU2558357C1 |
WEAPON CLEANING COMPOSITION | 2018 |
|
RU2702513C1 |
METHOD OF CHEMICAL CLEANING OF REVERSE OSMOSIS FILTERS BY SOLUTIONS OF ENVIRONMENTALLY SAFE COMPLEXES | 2016 |
|
RU2636712C1 |
LIPSTICK | 2016 |
|
RU2636224C1 |
ACTIVE REDUCING AGENT OF COMPOUND FOR REMOVAL OF SCALE AND CORROSION DEPOSITS FROM VARIOUS SURFACES | 2005 |
|
RU2305143C1 |
DETERGENT FOR CLEANING SOLID SURFACES | 2015 |
|
RU2601754C1 |
METHOD OF DISSOLVING SCALE-CORROSION DEPOSITS | 2014 |
|
RU2592952C2 |
ALL-PURPOSE DETERGENT FOR METALS | 2022 |
|
RU2794717C1 |
Authors
Dates
2017-09-19—Published
2016-11-30—Filed