跳转至内容
Merck
CN

1.06392

无水碳酸钠

anhydrous for analysis EMSURE® ISO

别名:

碳酸二钠盐, 纯碱, 苏打灰:

登录 查看组织和合同定价。

选择尺寸

变更视图

关于此项目

线性分子式:
Na2CO3
化学文摘社编号:
分子量:
105.99
UNSPSC Code:
12352302
NACRES:
NA.21
EC Index Number:
207-838-8
MDL number:
Beilstein/REAXYS Number:
4154566
Assay:
≥99.9% dry basis (acidimetric)
Form:
powder
Solubility:
212.5 g/L
技术服务
需要帮助?我们经验丰富的科学家团队随时乐意为您服务。
让我们为您提供帮助


Quality Level

agency

reag. ISO, suitable for SM 2310, suitable for SM 2320, suitable for SM 4500 - NH3

product line

EMSURE®

assay

≥99.9% dry basis (acidimetric)

form

powder

potency

4090 mg/kg LD50, oral (Rat)

loss

≤1% loss on drying, 300 °C

pH

11.16 (25 °C, 4 g/L in H2O)

mp

851 °C (lit.)

solubility

212.5 g/L

density

2.53 g/cm3 at 20 °C

bulk density

1100 kg/m3

anion traces

chloride (Cl-): ≤0.002%, phosphate (PO43-): ≤0.001%, silicate (as SiO2): ≤0.002%, sulfur compounds (as SO42-): ≤0.005%

cation traces

Al: ≤0.001%, Ca: ≤0.005%, Fe: ≤0.0005%, K: ≤0.01%, Mg: ≤0.0005%, N: ≤0.001%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

SMILES string

O=C(O[Na])O[Na]

InChI

1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

Application


  • 提高羟基磷灰石中的碳酸盐含量:碳酸取代羟基磷灰石是骨再生和牙科应用的重要材料,碳酸钠在其合成中起重要作用。研究着重于尽可能地提高这些材料中的碳酸盐含量,体现碳酸钠提升其结构和功能特性的作用(Nowicki et al., Journal of Solid State Chemistry, 2021)。

Biochem/physiol Actions

缓冲液成分,可用于去除外周膜蛋白。

Analysis Note

含量测定(酸量滴定;以干物质计算): ≥ 99.9 %
氯化物(Cl): ≤ 0.002 %
磷酸盐(PO₄): ≤ 0.001 %
硅酸盐(以SiO₂计): ≤ 0.002 %
总硫(以SO₄计): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Al(铝): ≤ 0.001 %
Ca(钙): ≤ 0.005 %
Fe(铁): ≤ 0.0005%
K(钾): ≤ 0.01 %
Mg(镁): ≤ 0.0005 %
干燥失重 (300 °C): ≤ 1.0 %
符合ISO

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany


Still not finding the right product?

Explore all of our products under 无水碳酸钠


pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ (Lot或Batch)字后找到。

已有该产品?

在文件库中查找您最近购买产品的文档。

访问文档库


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.

查看所有相关内容




全球贸易项目编号

货号GTIN
106392050004022536075877
106392100004022536075891
106392500004022536075914
106392902504022536075938
106392905004022536075945