等级
ACS reagent
puriss. p.a.
质量水平
Agency
reag. Ph. Eur.
蒸汽密度
>1 (vs air)
蒸汽压
<18 mmHg ( 20 °C)
3 mmHg ( 37 °C)
检测方案
≥98%
形式
pellets
技术
titration: suitable
杂质
≤0.0003% total nitrogen (N)
≤0.0005% heavy metals (as Pb)
≤1% Na2CO3
mp
318 °C (lit.)
溶解性
water: soluble 1260 g/L at 20 °C
密度
2.13 g/cm3 at 20 °C
痕量阴离子
chloride (Cl-): ≤10 mg/kg
phosphate (PO43-): ≤5 mg/kg
silicate (as SiO2): ≤10 mg/kg
sulfate (SO42-): ≤30 mg/kg
痕量阳离子
Al: ≤5 mg/kg
As: ≤1 mg/kg
Ca: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Hg: ≤0.05 mg/kg
K: ≤200 mg/kg
Mg: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤2 mg/kg
Zn: ≤5 mg/kg
储存温度
15-25°C
SMILES字符串
[OH-].[Na+]
InChI
1S/Na.H2O/h;1H2/q+1;/p-1
InChI key
HEMHJVSKTPXQMS-UHFFFAOYSA-M
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一般描述
氢氧化钠是无机碱。它参与由 Au/木炭或 Au/石墨催化的甘油氧化。它还参与无溶剂羟醛缩合反应。
应用
氢氧化钠可用于通过滴定测定胶体二氧化硅的比表面积。它可用于硼氢化钠的直接氧化,其通过循环和线性伏安法、计时电流法和计时电位法进行研究。它可用于组成柠檬酸盐缓冲液和硼酸盐缓冲液。
它可用于以下化合物的合成:
它可用于以下化合物的合成:
- 烷基芳基氨基磺基甜菜碱
- 3-[4-三辛基苯氧基乙氧基乙氧基乙基]二甲基氨基丙磺酸盐(XOSB)
- 三磺基甜菜碱(TriSBn)
警示用语:
Danger
危险声明
危险分类
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
危险化学品
Kinetics of sodium borohydride direct oxidation and oxygen reduction in sodium hydroxide electrolyte: Part I. BH4- electro-oxidation on Au and Ag catalysts.
Electrochimica Acta, 51(25), 5459-5467 (2006)
Chemical communications (Cambridge, England), (7)(7), 696-697 (2002-07-18)
Glycerol is oxidised to glyceric acid with 100% selectivity using either 1% Au/charcoal or 1% Au/graphite catalyst under mild reaction conditions (60 degrees C, 3 h, water as solvent).
Determination of specific surface area of colloidal silica by titration with sodium hydroxide.
Analytical Chemistry, 28(12), 1981-1983 (1956)
Chemoselective, solvent-free aldol condensation reaction.
Green Chemistry, 2(2), 49-52 (2000)
Analytical chemistry, 69(11), 2035-2042 (1997-06-01)
This report describes a UV laser photoablation method for the production of miniaturized liquid-handling systems on polymer substrate chips. The fabrication of fluid channel and reservoir networks is accomplished by firing 200 mJ pulses from an UV excimer laser at
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