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Merck

415413

Sigma-Aldrich

氢氧化钠 溶液

50% in H2O

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25 ML
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25 ML
$77.10
100 ML
$89.00
500 ML
$106.00
1 L
$134.00
18 L
$769.00

About This Item

线性分子式:
NaOH
CAS号:
分子量:
40.00
MDL编号:
UNSPSC代码:
12352316
PubChem化学物质编号:
NACRES:
NA.21

$77.10


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Agency

suitable for DIN 38407-42
suitable for EPA 533
suitable for EPA 8327
suitable for EPA OTM-45
suitable for SM 4500 - NH3

质量水平

蒸汽压

3 mmHg ( 37 °C)

表单

liquid (viscous)

浓度

48-52% (by HCl, titration)
50% in H2O

技术

HPLC: suitable

pH值(酸碱度)

14

密度

1.515 g/mL at 25 °C

应用

PFAS testing

储存温度

room temp

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

氢氧化钠溶液是一种强碱。它用于制造玻璃纸,人造丝,漂白剂,染料和药物。它还用于从石油从提取硫化氢以及降解造纸工业的木材中的木质素。[1]

应用

氢氧化钠溶液可用于以下过程:
  • 在石墨烯/聚苯胺杂化材料的合成中作为去掺杂剂。[2]
  • 在铝的腐蚀减重研究中作为溶剂。4
  • 单宁&酚类化合物的碱性试剂检测。[3]
  • 单晶锌锡酸盐(Zn2SnO4以及 ZnSnO3)纳米颗粒的合成[4]
  • 谷物副产物中蛋白质含量和α-纤维素含量的估算。[5]

象形图

Corrosion

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Daly AO.
Sodium, 21-21 (2002)
Single crystalline zinc stannate nanoparticles for efficient photo-electrochemical devices.
Miyauchi M, et al.
Chemical Communications (Cambridge, England), 46(9), 1529-1531 (2010)
Phytochemical investigation and chromatographic evaluation of the different extracts of tuber of Amorphaphallus paeoniifolius (Araceae).
De S and Ghosh AK.
International Journal of Pharmaceutical and Biomedical Research, 1(5), 150-157 (2010)
Barley husk and coconut shell reinforced polypropylene composites: the effect of fibre physical, chemical and surface properties.
Bledzki AK, et al.
Composites Science and Technology, 70(5), 840-846 (2010)
A nanostructured graphene/polyaniline hybrid material for supercapacitors.
Wang H, et al.
Nanoscale, 2(10), 2164-2170 (2010)

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相关内容

This page is intended to make it easier to find the consumables you need based on the analytical method you’re using. Methods included on this page come from the EPA, Standard Methods and ASTM.

Questions

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  1. How can I determine the shelf life / expiration / retest date of this product?

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    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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