Ina saya sulfuric acid? Kaddamarda tallace-tallace da kuma shawara

Ba duk kayan da reagents ne yanzu a free kiri. Daya daga cikin wadannan abubuwa ne da wuya sulfuric acid. Mun tattauna a wannan labarin, da abin da ya shafi, kuma inda shi za a iya saya a Rasha birane.

Sulfuric acid - a ... sufuri, ajiya

Mamaki inda za ka iya saya sulfuric acid, da farko yi tunani game da kaddarorin da wannan hatsari da mutane. Sulfuric acid ne wani nau'i ne na wani karfi dibasic acid, ta dabara - H ₂ SO _4. A Rasha, wannan cakuda sulfur trioxide da ruwa da aka samar bisa ga Gost 667-73, 2184-77, 4240-77. Yi na nauyi m ruwa wanda ba shi da wani launi, ko wari, shi ya shafi dama iri, abin da ya bambanta a cikin tsarki da kuma natsuwa.

Sulfuric acid yana da wadannan muhimmanci Properties:

• Specific Nauyi - 1,85 g / cm ³ (a cikin wani manufa cikakkar sulfuric acid - 1,92 g / cm ^3, amma wannan abu yana da wani gagarumin drawback - daskarewa a -10 digiri centigrade).
• Tafasar batu - +296,5 ^° centigrade, da crystallization batu - + 10,45 ° Celsius.
• A yawa har zuwa 70% a lokacin da dumama da kuma tafasar wannan acid da ake kasaftawa kawai ruwa tururi. A mafi girma abinda ke ciki na H ₂ SO ₄ a cikin iska da kuma fada cutarwa acid tukar tumbi.
• M da flammable abu. Ga lamba tare da ruwa da za a ji tsoron tashin hankali dauki, sakamakon samo asali gas, vapors, zafi. Wannan shi ne dalilin da ya sa a lokacin da yin aiki tare da sulfuric acid ne dole a yi musamman tufafi, takalma, a sa na mutum sinadaran kariya.

Sadar zuwa karshen mai amfani sulfuric acid biyu hanya da kuma dogo kai. Don kewaya ta amfani da musamman kwantena sulfuric acid (for fasaha sulfuric acid) ko acid-resistant tank (ga ingantattun H ₂ SO _4).

A lokacin ajiya yana da daraja ambaton cewa sulfuric acid - mai guba abu na zuwa na biyu aji na hatsari. A kalla lafiya taro na tururi H ₂ SO ₄ - 1 MG / m ^3. Kafin ka yanke shawara inda saya sulfuric acid (fasaha), kana bukatar ka saya musamman kwantena ga ajiya. A da samar da wuraren kara obkladyvayut acid-resistant tubali.

A amfani da sulfuric acid

Babban amfani da sulfuric acid - a karfe masana'antu, itace aiki shuke-shuke, da sinadaran masana'antu. Ana amfani da zuwa:

• tsarkakewa da man fetur daga sulfur inclusions.
• tama bazuwar.
• descaling kafin galvanized waya, sheet karfe;
• nickel plating, chromium plating wani karfe surface.
• samar da magunguna (mayar da hankali bayani a cikin kwayoyin kira).
• Taki samarwa (wannan bangaren jan game da rabi daga cikin sulfuric acid samar a cikin kasa);
• da yi na wucin gadi zaruruwa.
• ethyl barasa samarwa;
• samar da wani aniline fenti.

Mutane da suka yi sha'awar a inda saya sulfuric acid, shi ne zai fi dacewa amfani da electrolyte domin gubar-acid batura.

Ina saya sulfuric acid

A kantin sulfuric acid ba sayar a duk. An mutum zai iya saya ta ba da mayar da hankali bayani (30-35%) a Stores, farga auto sassa da mota da magunguna. More mayar da hankali mafita - a precursor ga mutanen da ke bin doka ba a sayar.

Waɗanda suka yi irin wannan saye kafin sanin inda zan saya sulfuric acid, ba shawara mutane.

Tips for Buying

Saboda haka, yana da muhimmanci a tuna da wadannan:

1. A zaman kansa mutum, a rare lokuta, sayar da babban adadin wannan abu - Ya kamata a hankali karɓo su, daga daban-daban kaya.
2. A hali na gazawar da saye iya kokarin vaporize H ₂ SO ₄ na electrolyte. Matsakaicin yawa kamar haka ba zai zama fiye da 1.4 g / cm ^3. Danshin ne da za'ayi a cikin wani ain jirgin ruwa a kan wani yashi wanka ko gypsum. A cikin wani hali ba shi yiwuwa a yi wannan tsari a ɗaka.
3. Ka tuna cewa sayar da sulfuric acid ne karkashin iko, kamar yadda Wannan abu da aka yi amfani da samar da magunguna, kazalika da gida da aka yi nakiyoyi. Ko da ba ka samun shi ga m gwaje-gwaje ko don refilling avtoakkumulyatora a ba kananan yawa, shi zai iya sa ba dole ba tuhuma.

A ina zan iya saya sulfuric acid a Moscow

A cikin babban birnin kasar saya sulfuric acid na iya zama a cikin:

• "Himmede".
• "Sigma-Tek".
• online store JSC "KhimServis".
• Ltd. "The bangaren-reagent".
• "Odiham" LLC.
• LLC "Mega-sinadaran" (fasaha, sauya, chemically m) - kamfanin bai yi aiki ba tare da masu zaman kansu yan kasuwa.

Sale na sulfuric acid a cikin Rasha birane

Ina saya sulfuric acid a cikin wasu Rasha birane, la'akari da summary tebur.

Ina saya mayar da hankali sulfuric acid? "Marasa lafiya," da tambaya ga mai zaman kansa jam'iyyar. A mafi birane a free kiri kawai 30-35% na baturi mafita.