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安全信息

1.09928

Supelco

1/60mol 重铬酸钾浓缩液

c(K₂Cr₂O₇) = 1/₆₀ mol/l (0.1 N), concentrate for preparing 1000 mL volumetric solution for titration, Titrisol®

别名:

K₂Cr₂O₇ Calibration Solution

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About This Item

UNSPSC代码:
12352302
NACRES:
NA.21
表单:
liquid

产品名称

1/60mol 重铬酸钾浓缩液, for 1000 ml, c(K₂Cr₂O₇) = 1/₆₀ mol/l (0.1 N) Titrisol®

质量水平

产品线

Titrisol®

表单

liquid

反应适用性

reaction type: Redox Reactions

浓度

1/60 M

技术

titration: suitable

pH值(酸碱度)

4.1 (20 °C in H2O)

密度

1.06 g/cm3 at 20 °C

储存温度

15-25°C

应用


  • Facile synthesis of heterojunction of MXenes/TiO2 nanoparticles: This research involves the use of potassium dichromate solution in the synthesis of advanced nanomaterials for environmental remediation, particularly for the removal of hexavalent chromium from water, underscoring its significance in environmental science and nanotechnology (Wang H et al., 2020).


联系

Replaces: PX1443-6

分析说明

Concentration after dilution to 1 liter: c(K₂Cr₂O₇) = 1/60 mol/l
Amount-of-substance concentration: 1/60 mol/l
The concentration of this solution was determined with sodium thiosulfate standard solution (article number 1.09147) standardized against volumetric standard potassium iodate (article number 1.02404). The determined titer at 20°C was 1.000 with an expanded measurement uncertainty of ± 0.004 (k=2 coverage factor for 95% coverage probability). The certified value is traceable to primary standard NIST SRM 136f (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard potassium iodate, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.

法律信息

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

警示用语:

Danger

危险分类

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Liq. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 2 Inhalation - STOT SE 3

靶器官

Cardio-vascular system, Respiratory system

储存分类代码

5.1B - Oxidizing hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

危险化学品

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