On June 30 in quickly - dispatching service of Head department Ministry of Emergency Situations of Ukraine in the Nikolaev area from citizens the message arrived that on a roadside of the road of country cooperative "Zorka" in the Ship district of the city of Nikolaev there is a rusty tank from which the unknown substance evaporates.
On a call to a place there arrived experts of the chemist - radiological laboratory of abnormally saving group of a special purpose of GU Ministry of Emergency Situations of Ukraine in the Nikolaev area. By the staff of laboratory it is established that in the tank calculated approximately on 30 tons of liquid, there are about 300 liters of unknown substance. After carrying out primary analyses in field conditions it is established that is the most probable, the revealed liquid is a hydrochloric acid. For final definition samples are sent to laboratory, reports the GU Ministry of Emergency Situations central processing unit in the Nikolaev area.
On a place forces of militia exposed protection. The question on further utilization of substance will be considered at an emergency meeting of the commission of technogenic and ecological safety of the Ship area.
Salt (or salt) acid (hydrochloric acid) (Hydrochloric acid) - HCl, solution of chloride hydrogen in water; strong monobasic acid. Colourless, "smoking" on air, strongly caustic liquid (technical hydrochloric acid yellowish from - for impurity Fe, Cl2, etc.). The maximum concentration at 20 °C is equal 38% on weight, density of such solution of 1,19 g/cm3. Weak solutions of hydrochloric acid (to 0,4%) have specific tartly - the sour taste, more concentrated oral cavity burns cause. Salts of hydrochloric acid are called as chlorides.
- Apply in hydrometallurgy and a galvanoplasty (etching, a dekapirovaniye), to cleaning of a surface of metals during the soldering and a tinning, to receiving chlorides of zinc, manganese, iron, etc. metals. In mix from PEAHENS it is used for cleaning of ceramic and metal products (inhibited acid here is necessary) of pollution and disinfection.
- In the food industry it is registered as the regulator of acidity, a food additive of E507. It is applied to production of zeltersky (soda) water.
- Component of gastric juice; the divorced hydrochloric acid earlier appointed inside mainly at the diseases connected with insufficient acidity of gastric juice.
Hydrochloric acid - caustic substance, at hit on skin causes strong burns. Hit in eyes is especially dangerous. When opening vessels with hydrochloric acid in usual conditions fog and couples хлороводорода which irritate mucous membranes and airways is formed.
Reacting with such substances as chloric lime, manganese dioxide, or potassium permanganate, forms toxic gaseous chlorine.