• in oil industry for acid treatment of wells in order to improve the reservoir connectivity (for expansion and clearing of pores and cavities, elimination of the carbonate reservoir flow coefficient: dolomite and limestone or polluted with carbonate deposits);
• for chemical cleaning of boilers and equipment from inorganic deposits;
• for etching of ferrous and non-ferrous metals and products.
Technical Specifications 2458-264-05765670-99 rev. 1
A mixture of hydrochloric acid from chlorine and organophosphorus productions exhaust gases and corrosion inhibitor type СНПХ-6500 or other inhibitors of acid corrosion.
Synonyms: hydrochloric acid.
Empirical formula: HCl
Toxicological substance hazard category: III
National product classification code: 24 5813
FEACN Code: 2806100000 0
№ UN: 1789
| Grade А | Grade B | |
| Physical configuration | ||
| Dark liquid of different shades | ||
| 1. Chlorine hydride contents, % | 22 - 25 | 20 - 25 |
| 2. Acetic acid contents, % | --- | 0,9 - 11 |
| 3. Ferrum contents, %, not more than | 0,003 | 0,03 |
| 4. Corrosion rate of steel Cт3, g/m² hr, not more than | 0,20 | 0,20 |
* This index is standardized only if corrosion inhibitor type СНПХ-6500 presents, in that case feculence may present with a mass fraction of 0.2%
Storage conditions: inhibitated chlorohydric acid is stored in hermetic steel containers. If packed in barrels, it is stored in storage premises or under tent.
Guaranteed storage life: 2 months in steel container, then an inhibitor should be added, the amount of which is indicated in the manufacturers data sheet.
Certification:: inhibitated chlorohydric acid has a sanitary and epidemiological certification.
Package: special rail tank cars, rubberized consumer tanks with a throat diameter not less than 200 mm, containers, polymer barrels, special rubberized consumer tanks with a throat diameter not less than 200 mm, consumer packaging.
Transportation: by railway or automobile vehicles.
Danger sign number according to GOST 194433-88: 8
Classification code of dangerous freight according to GOST 194433-88 8113
Amount of substance (gross) per transport unit that shall be exempt from certain requirements of ADR, kg: 500
Packing group 3