英文名稱:
Sodium carbonate
CAS號(hào):
497-19-8
分子式:
CH2O3.2Na
分子量:
105.99
EINECS號(hào):
207-838-8
MDL No.:
MFCD00003499
熔點(diǎn)
851 °C (lit.)
沸點(diǎn)
1600°C
密度
2.53
折射率
1.535
儲(chǔ)存條件
15-25°C
溶解度
H2O: 1 M at 20 °C, clear, colorless
形態(tài)
Solid
比重
2.532
顏色
White
氣味 (Odor)
at 100.00?%. odorless
PH值
10.52(1 mM solution);10.97(10 mM solution);11.26(100 mM solution);
酸度系數(shù)(pKa)
(1) 6.37, (2) 10.25 (carbonic (at 25℃)
水溶解性
22 g/100 mL (20 oC)
敏感性
Hygroscopic
最大波長(zhǎng)(λmax)
λ: 260 nm Amax: 0.01λ: 280 nm Amax: 0.01
Merck
14,8596
BRN
4154566
Dielectric constant
5.3(Ambient)
穩(wěn)定性
Stable. Incompatible with powdered alkaline earth metals, aluminium, organic nitro compounds, fluorine, alkali metals, nonmetallic oxides, concentrated sulfuric acid, oxides of phosphorus.
InChIKey
CDBYLPFSWZWCQE-UHFFFAOYSA-L
危險(xiǎn)性符號(hào)(GHS)
GHS07
警示詞
Warning
危險(xiǎn)性描述
H319
防范說(shuō)明
P264-P280-P305+P351+P338-P337+P313
危險(xiǎn)品標(biāo)志
Xn,Xi
危險(xiǎn)類別碼
32-36-51/53-36/37/38-41-37/38
安全說(shuō)明
36/37-26-22-36-39
WGK Germany
2
RTECS號(hào)
XN6476000
F
3
TSCA
Yes
海關(guān)編碼
28362000
毒性
LD50 orally in Rabbit: 4090 mg/kg
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