Sng-hòa a-lú-mih
Sng-hoà a-lú-mih (酸化--) sī kheng-gîn kap sng-sò͘ ê hòa-ha̍p-bu̍t, hòa-ha̍k-sek Al2O3 . Tī khòng-gia̍p, tô-chû, kap châi-liāu kho-ha̍k chia-ê thoân-thé, mā tiāⁿ-tiāⁿ kā kiò-chò alumina.
Sek-pia̍t-hō | |
---|---|
3D model (JSmol)
|
|
ChemSpider | |
ECHA InfoCard | 100.014.265 |
PubChem CID
|
|
RTECS number | BD120000 |
UNII | |
| |
| |
Sèng-chit | |
Al2O3 | |
Mole chit-liōng | 101.96 g·mol−1 |
Gōa-māu | pe̍h-sek kò͘-thé |
Khì-bī | bô-bī |
Bi̍t-tō͘ | 3.987g/cm3 |
Iûⁿ-tiám | 2,072 °C (3,762 °F; 2,345 K)[1] |
Hut-tiám | 2,977 °C (5,391 °F; 3,250 K)[2] |
bē-iûⁿ-kái | |
Iûⁿ-kái-tō͘ | tī diethyl ether ni̍h bē-iûn-kái tī ethanol ni̍h si̍t-ēng-siōng bē-iûⁿ-kái |
log P | 0.31860[3] |
Chû-hòa-lu̍t (χ)
|
−37.0×10−6 cm3/mol |
Jia̍t thoân-tó-lu̍t | 30 W·m−1·K−1[4] |
Khut-chiat-lu̍t (nD)
|
nω=1.768–1.772 nε=1.760–1.763 Birefringence 0.008 |
Kò͘-chō | |
Trigonal, hR30, space group = R3c, No. 167 | |
a = 478.5 pm, c = 1299.1 pm
| |
octahedral | |
Jia̍t-hòa-ha̍k | |
Piau-chún mole
entropy (S |
50.92 J·mol−1·K−1[5] |
Piau-chún hêng-sêng
enthalpy (ΔfH |
−1675.7 kJ/mol[5] |
Io̍h-lí-ha̍k | |
D10AX04 (WHO) | |
Gûi-hiám | |
EU hun-lūi-hoat (DSD) (kòe-sî)
|
Bô khai-lia̍t |
NFPA 704 | |
Ín-hóe-tiám | Bû-jiân-sèng |
Bí-kok kiān-hong pī-pha̍k chè-hān (NIOSH): | |
PEL (Ē-thong-kòe)
|
OSHA 15 mg/m3 (Total Dust) OSHA 5 mg/m3 (Respirable Fraction) ACGIH/TLV 10 mg/m3 |
REL (Chhui-chiàn)
|
bô[6] |
IDLH (Chek-sî gûi-hiám)
|
N.D.[6] |
Koan-liân hòa-ha̍p-bu̍t | |
Kî-tha im-lî-chú
|
chúi-sng-hòa a-lú-mih |
Kî-tha iông-lî-chú
|
sam-sng-hòa phêng-sò͘ sng-hòa gallium sng-hòa indium sng-hòa thallium |
Tû-liáu te̍k-pia̍t chí chhut, chu-liāu sī kun-kù bu̍t-chit ê piau-chún chōng-thài (tī 25 °C [77 °F], 100 kPa). | |
cha-chèng ( sī siáⁿ ?) | |
Infobox chham-chiàu | |
Sèng-chit
siu-káiAl2O3 sī chi̍t chióng choa̍t-iân-thé, chóng-sī ū siong-tùi khah koân ê jia̍t-thoân-tó-sèng (30 Wm−1K−1).[4]
Chham-chiàu
siu-kái- ↑ Patnaik, P. (2002). Handbook of Inorganic Chemicals. McGraw-Hill. ISBN 0-07-049439-8.
- ↑ Raymond C. Rowe; Paul J. Sheskey; Marian E. Quinn (2009). "Adipic acid". Handbook of Pharmaceutical Excipients. Pharmaceutical Press. pp. 11–12. ISBN 978-0-85369-792-3.
- ↑ "Aluminum oxide_msds".
- ↑ 4.0 4.1 Material Properties Data: Alumina (Aluminum Oxide) Archived 2010-04-01 at the Wayback Machine.. Makeitfrom.com. Retrieved on 2013-04-17.
- ↑ 5.0 5.1 Zumdahl, Steven S. (2009). Chemical Principles 6th Ed. Houghton Mifflin Company. ISBN 0-618-94690-X.
- ↑ 6.0 6.1 "NIOSH Pocket Guide to Chemical Hazards #0021". National Institute for Occupational Safety and Health (NIOSH).
Pún bûn-chiuⁿ sī chi̍t phiⁿ phí-á-kiáⁿ. Lí thang tàu khok-chhiong lâi pang-chō͘ Wikipedia. |