ACID CHLORHYDRIC FROM ORGANOCHLORIDE PRODUCTION BLOWGASES
CHEMICAL FORMULA: НCl
APPLICATION: in the chemical industry – for the brine acidification in the hydrate of sodium production, for the regenerated hydrogen chloride getting, for the metal chlorides getting.
In iron and nonferrous-metals industries – for removing oxide film from the metal surface, in the process of metals from ores leaching.
In other industries – for boilers cleaning and makeup demineralizer related to drinking water supply.
TECHNICAL REQUIREMENTS AND CHARACTERISTICS
|
Indexes |
Norm |
| Weight percentage НCl, %, not less |
27,5 |
| Free chlorine weight percentage (Cl2), %, no more |
0,02 |
| Ferrum weight percentage (Fe), %, no more |
0,02 |
| Organically bound chlorine weight percentage, %, no more |
0,08 |
TRANSPORTATION: by rail (rubberized tank cars) in accordance with the working transportation rules.
MINIMUM QUANTITY SHIPPED: Tank car 65 tons.
STORAGE: pressuretight reservoirs of materials resistant to chlorhydric acid.
2. ACID CHLORHYDRIC INHIBITED
CHEMICAL FORMULA: НCl
APPEARANCE AND PROPERTIES: aqua from light yellow to brown. Toxical, fire and explosion proof.
APPLICATION: for etching of iron and some base metals and products thereof, for acidizing oil wells, foroilers acid treatment, for boilers and apparatus of different chemistry sediments chemical cleaning and for other purposes.
TECHNICAL REQUIREMENTS AND CHARACTERISTICS
|
Indexes |
Value |
Value |
| Weight percentage НCl, %, within |
20-23 |
22-25 |
| Ferrum weight percentage (Fe), %, no more |
0,03 |
0,03 |
| The dissolution rate of steel St 3 kp or 8 kp at 20°C, g/m2 h,no more |
0,20 |
0,20 |
| Weight percentage НF, %, no more |
0,5 |
- |
TRANSPORTATION: by rail (rubberized tank cars) in accordance with the working transportation rules.
MINIMUM QUANTITY SHIPPED: Tank car 65 tons.
STORAGE: in pressuretight reservoirs of materials resistant to chlorhydric acid.
