FUMING Sulfuric Acid (CAS # 8014-95-7)

Molecular Formula	H2O4S
Molar Mass	98.08 ib
Qhov ntom	1.840 g / mL ntawm 25 ° C (lit.)
Melting Point	10 ° C
Boling Point	~ 290 ° C (lit.)
Flash Point	11 ° C
Dej Solubility	miscible
Solubility	H2O: soluble
Vapor Siab	1 hli Hg (146 ° C)
Vapor Density	0.3 (25 ° C, thiab huab cua)
Qhov tshwm sim	Cov kua nplaum
Specific Gravity	1.84 ib
Xim	daj ntseg daj rau me ntsis tan
tsw	Tsis hnov tsw
Exposure Limit	TLV-TWA air 1 mg/m3 (ACGIH, MSHA, and OSHA); TLV-STEL 3 mg/m3 (ACGIH).
Merck	14, 8974 ib
pKa	-3-2 (ntawm 25 ℃)
PH	2.75 (1 mM tov); 1.87 (10 mM tov); 1.01 (100 mM tov);
Kev cia khoom	tsis muaj kev txwv.
Kev ruaj ntseg	Stable, tab sis reacts nrog ya raws heev exothermically, uas yuav txhim khu nws lub peev xwm los ua ib tug oxidizing tus neeg sawv cev. Cov tshuaj yuav tsum zam muaj xws li dej, feem ntau cov hlau, cov khoom siv organic, muaj zog
rhiab heev	Hygroscopic
Physical thiab Chemical Properties	tsos thiab khoom: cov khoom ntshiab yog xim tsis muaj pob tshab oily kua, tsw tsw. melting point (℃): 10.5 Kub taw tes (℃): 330.0 txheeb ze ntom ntom (dej = 1): 1.83 txheeb ze vapor density (Air = 1): 3.4 saturated vapor siab (kPa): 0.13 (145.8 ℃)
Siv	Rau kev tsim cov tshuaj chiv, hauv kev lag luam tshuaj, tshuaj, plastics, dyes, roj av refining thiab lwm yam lag luam kuj muaj ntau yam kev siv.

Product Detail

Risk Codes	R36/38 - Kab mob rau qhov muag thiab tawv nqaij. R35 - Ua rau kub hnyiab heev R39/23/24/25 - R23/24/25 – Toxic los ntawm inhalation, nyob rau hauv kev sib cuag nrog daim tawv nqaij thiab yog hais tias nqos. R11 - Cov nplaim hluav taws kub heev
Kev nyab xeeb piav qhia	S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S30 - Tsis txhob ntxiv dej rau cov khoom no. S45 - Thaum muaj xwm txheej lossis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (qhia daim ntawv lo thaum twg ua tau.) S36/37 - Hnav cov khaub ncaws tiv thaiv thiab hnab looj tes tsim nyog. S16 - Khaws kom deb ntawm qhov chaw hluav taws xob.
UN IDs	UN 3264 8/PG 3
WGK Germany	1
RTECS	WS 5600000
FLUKA BRAND F CODE	3
TSCA	Yog lawm
HS Code	28070010 ib
Hazard Class	8
Packing Group	II
Toxicity	LD50 qhov ncauj hauv nas: 2.14 g / kg (Smyth)