'''Asam''' '''sulfur'''( [[Walirang|alternatif ejaan]] '''asam sulfat''' ), ogé katelah '''vitriol''', nyaéta asam mineral anu diwangun ku unsur [[walirang]], [[oksigén]] sareng [[hidrogén]], kalayan rumus molekular [[Proton|H <sub>2</sub>]] SO <nowiki><sub id="mwLA">4</sub> </nowiki> . Asam sulfur nyaéta mangrupakeun cairan anu teu aya warnaan (bening), bau, sareng bentukna siga sirop anu leyur dina [[cai]] sareng disintésis dina réaksi anu kacida éksotérmik. <ref name="ds">{{Cite web|url=http://www.arkema-inc.com/msds/01641.pdf|title=Sulfuric acid safety data sheet|website=arkema-inc.com|archiveurl=https://web.archive.org/web/20120617181442/http://www.arkema-inc.com/msds/01641.pdf|archivedate=17 June 2012|quote=Clear to turbid oily odorless liquid, colorless to slightly yellow.}}</ref> ▼{{Chembox|Verifiedfields=changed|Watchedfields=changed|verifiedrevid=477003658|ImageFileL1=Sulfuric-acid-Givan-et-al-1999-3D-vdW.png|ImageCaptionL1=Space-filling model|ImageFileR1=Sulfuric-acid-Givan-et-al-1999-3D-balls.png|ImageCaptionR1=Ball-and-stick model|ImageFile2=Sulfuric-acid-2D-dimensions.svg|ImageAlt2=S=O bond length = 142.2 pm,<br>S-O bond length = 157.4 pm,<br>O-H bond length = 97 pm|ImageSize2=150|ImageFile3=Sulphuric acid 96 percent extra pure.jpg|ImageSize3=140px|IUPACName=Sulfuric acid|OtherNames=Oil of vitriol|Section1={{Chembox Identifiers
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 1086
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = O40UQP6WCF
| KEGG_Ref = {{keggcite|correct|kegg}}
| KEGG = D05963
| InChI = 1/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
| InChIKey = QAOWNCQODCNURD-UHFFFAOYAC
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 26836
| SMILES = OS(=O)(=O)O
| ChEMBL_Ref = {{ebicite|correct|EBI}}
| ChEMBL = 572964
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = QAOWNCQODCNURD-UHFFFAOYSA-N
| CASNo = 7664-93-9
| CASNo_Ref = {{cascite|correct|CAS}}
| RTECS = WS5600000
| EINECS = 231-639-5
| UNNumber = 1830
| Gmelin = 2122
| PubChem = 1118
}}|Section2={{Chembox Properties
| Formula = {{chem|H|2|S|O|4}}
| MolarMass = 98.079 g/mol
| Appearance = Clear, colorless liquid
| Odor = odorless
| Density = 1.8302 g/cm<sup>3</sup>, liquid<ref name="CRCHCP" />
| Solubility = miscible, exothermic
| MeltingPtC = 10.31<ref name="CRCHCP">{{cite book |last1=Haynes |first1=William M. |title=CRC Handbook of Chemistry and Physics |date=2014 |publisher=CRC Press |isbn=9781482208689 |pages=4–92 |edition=95 |url=https://books.google.de/books?id=bNDMBQAAQBAJ |accessdate=18 November 2018 |language=en}}</ref>
| BoilingPtC = 337<ref name="CRCHCP" />
| BoilingPt_notes = When sulfuric acid is above {{convert|300|C|F}}, it gradually decomposes to SO<sub>3</sub> + H<sub>2</sub>O
| Viscosity = 26.7 [[poise (unit)|cP]] (20 °C)
| pKa = −3, 1.99
| ConjugateBase = [[Hydrogen sulfate]]
| VaporPressure = 0.001 mmHg (20 °C)<ref name=PGCH/>
}}|Section4={{Chembox Thermochemistry
| DeltaHf = −814 kJ·mol<sup>−1</sup><ref name=b1>{{cite book |author= Zumdahl, Steven S. |title= Chemical Principles 6th Ed. |publisher= Houghton Mifflin Company |year= 2009 |isbn= 978-0-618-94690-7|page=A23}}</ref>
| Entropy = 157 J·mol<sup>−1</sup>·K<sup>−1</sup><ref name=b1/>
}}|Section7={{Chembox Hazards
| ExternalSDS = [https://web.archive.org/web/20181106185657/http://www.sciencelab.com/msds.php?msdsId=9925146 External MSDS]
| FlashPt = Non-flammable
| NFPA-H = 3
| NFPA-F = 0
| NFPA-R = 2
| NFPA-S = W+OX
| GHSPictograms = {{GHS corrosion}}
| GHSSignalWord = '''Danger'''
| HPhrases = {{H-phrases|314}}
| PPhrases = {{P-phrases|260|264|280|301+330+331|303+361+353|363|304+340|305+351+338|310|321|405|501}}
| TLV-TWA = 1 mg/m<sup>3</sup>
| TLV-STEL = 2 mg/m<sup>3</sup>
| TLV = 15 mg/m<sup>3</sup> (IDLH)
| PEL = TWA 1 mg/m<sup>3</sup><ref name=PGCH>{{PGCH|0577}}</ref>
| IDLH = 15 mg/m<sup>3</sup><ref name=PGCH/>
| REL = TWA 1 mg/m<sup>3</sup><ref name=PGCH/>
| LD50 = 2140 mg/kg (rat, oral)<ref name=IDLH>{{IDLH|7664939|Sulfuric acid}}</ref>
| LC50 = 50 mg/m<sup>3</sup> (guinea pig, 8 hr)<br>510 mg/m<sup>3</sup> (rat, 2 hr)<br>320 mg/m<sup>3</sup> (mouse, 2 hr)<br>18 mg/m<sup>3</sup> (guinea pig)<ref name=IDLH/>
| LCLo = 87 mg/m<sup>3</sup> (guinea pig, 2.75 hr)<ref name=IDLH/>
}}|Section8={{Chembox Related
| OtherFunction_label = [[strong acid]]s
| OtherFunction = [[Selenic acid]]<br>[[Hydrochloric acid]]<br>[[Nitric acid]]<br>[[Chromic acid]]
| OtherCompounds = [[Sulfurous acid]]<br>[[Peroxymonosulfuric acid]]<br>[[Sulfur trioxide]]<br>[[Oleum]]
}}}}
▲'''Asam''' '''sulfur'''( [[Walirang|alternatif ejaan]] '''asam sulfat''' ), ogé katelah '''vitriol''', nyaéta asam mineral anu diwangun ku unsur [[walirang]], [[oksigén]] sareng [[hidrogén]], kalayan rumus molekular [[Proton|H <sub>2</sub>]] SO <nowiki><sub id="mwLA">4</sub></nowiki> . Asam sulfur nyaéta mangrupakeun cairan anu teu aya warnaan (bening), bau, sareng bentukna siga sirop anu leyur dina [[cai]] sareng disintésis dina réaksi anu kacida éksotérmik. <ref name="ds">{{Cite web|url=http://www.arkema-inc.com/msds/01641.pdf|title=Sulfuric acid safety data sheet|website=arkema-inc.com|archiveurl=https://web.archive.org/web/20120617181442/http://www.arkema-inc.com/msds/01641.pdf|archivedate=17 June 2012|quote=Clear to turbid oily odorless liquid, colorless to slightly yellow.}}</ref>
Karat na bisa digambarkeun ka na asam kuat alami, sarta di konsentrasi anu ageung, digambarkeun ka na sipat penguapan sareng oksidasi na. Asam sulfur oge gaduh sipathygroscopic, nyaeta gampang nyerep [[Saab|uap cai]] ti [[Atmosfir|hawa]] . <ref name="ds">{{Cite web|url=http://www.arkema-inc.com/msds/01641.pdf|title=Sulfuric acid safety data sheet|website=arkema-inc.com|archiveurl=https://web.archive.org/web/20120617181442/http://www.arkema-inc.com/msds/01641.pdf|archivedate=17 June 2012|quote=Clear to turbid oily odorless liquid, colorless to slightly yellow.}}</ref> Nalika aya hubungan, asam walirang tiasa nyababkeun kaduruk kana kulit; bahaya pisan bahkan dina konsentrasi sedeng. <ref name="OA">{{Cite web|url=http://www.dynamicscience.com.au/tester/solutions/chemistry/sulfuricacid1.html|title=Sulfuric acid – uses|website=dynamicscience.com.au|archiveurl=https://web.archive.org/web/20130509024826/http://www.dynamicscience.com.au/tester/solutions/chemistry/sulfuricacid1.html|archivedate=9 May 2013}}</ref> <ref name="TB">{{Cite web|url=https://web.archive.org/web/20190614101454/https://collaboration.basf.com/portal/load/fid1032678/E015%20Sulfuric%20acid%20C.pdf|title=BASF Chemical Emergency Medical Guidelines – Sulfuric acid (H2SO4)|publisher=BASF Chemical Company|accessdate=December 18, 2014}}</ref> Alat pikeun ngukur konsentrasi asam sulfur biasana disebut [https://www.hargaphmeter.com/2019/10/lengkap-tipe-dan-harga-ph-meter-hanna-instrument-digital-portable-hidroponik-tanah-air-ady-lab.html pH meter], nyaéta alat pikeun ngukur darajat kaasaman suatu larutan, di mana pH diturunkeun dina konsentrasi ion Hidrogén.
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