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mankhwala

FUMING SULUFURIC ACID(CAS#8014-95-7)

Chemical Property:

Molecular Formula Zithunzi za H2O4S
Molar Misa 98.08
Kuchulukana 1.840 g/mL pa 25 °C (kuyatsa)
Melting Point 10°C
Boling Point ~290 °C (kuyatsa)
Pophulikira 11°C
Kusungunuka kwamadzi zosiyanasiyana
Kusungunuka H2O: zosungunuka
Kuthamanga kwa Vapor 1 mm Hg (146 °C)
Kuchuluka kwa Vapor <0.3 (25 °C, vs mpweya)
Maonekedwe Viscous Liquid
Specific Gravity 1.84
Mtundu Wachikasu wotuwa pang'ono
Kununkhira Zopanda fungo
Malire Owonetsera TLV-TWA mpweya 1 mg/m3 (ACGIH, MSHA, ndi OSHA); TLV-STEL 3 mg/m3 (ACGIH).
Merck 14,8974
pKa -3-2 (pa 25 ℃)
PH 2.75(1 mm solution);1.87(10 mm solution);1.01(100 mm solution);
Mkhalidwe Wosungira palibe zoletsa.
Kukhazikika Chokhazikika, koma chimakhudzidwa ndi chinyezi mopanda mphamvu, chomwe chitha kukulitsa luso lake lokhala ngati oxidizing. Zinthu zomwe ziyenera kupewedwa ndi monga madzi, zitsulo zofala kwambiri, zinthu zakuthupi, zamphamvu
Zomverera Hygroscopic
Zakuthupi ndi Zamankhwala maonekedwe ndi katundu: koyera mankhwala ndi colorless mandala mafuta madzi, fungo.
posungunuka (℃): 10.5
powira (℃): 330.0
kachulukidwe wachibale (madzi = 1): 1.83
kachulukidwe ka mpweya (Mpweya = 1): 3.4
Kuthamanga kwa nthunzi (kPa): 0.13(145.8 ℃)
Gwiritsani ntchito Popanga feteleza wamankhwala, m'makampani opanga mankhwala, mankhwala, mapulasitiki, utoto, kuyenga mafuta ndi mafakitale ena amakhalanso ndi ntchito zambiri.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R36/38 - Zokwiyitsa maso ndi khungu.
R35 - Imayambitsa mayaka kwambiri
R39/23/24/25 -
R23/24/25 – Poizoni pokoka mpweya, kukhudzana ndi khungu komanso kummeza.
R11 - Yoyaka Kwambiri
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S30 - Osawonjezerapo madzi kuzinthu izi.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
S16 - Khalani kutali ndi magwero oyatsira.
Ma ID a UN UN 3264 8/PG 3
WGK Germany 1
Mtengo wa RTECS WS5600000
FLUKA BRAND F CODES 3
TSCA Inde
HS kodi 28070010
Kalasi Yowopsa 8
Packing Group II
Poizoni LD50 pamlomo makoswe: 2.14 g/kg (Smyth)

 

 


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