Merck
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NIST136F

重铬酸钾

NIST® SRM® 136f, oxidimetric standard

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别名:
红矾钾
线性分子式:
K2Cr2O7
CAS号:
分子量:
294.18
MDL编号:
PubChem化学物质编号:
NACRES:
NA.24

等级

certified reference material

质量水平

包装

pkg of 60 g

manufacturer/tradename

NIST®

technique(s)

titration: suitable

mp

398 °C (lit.)

格式

neat

SMILES string

[K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O

InChI

1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1

InChI key

KMUONIBRACKNSN-UHFFFAOYSA-N

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此商品
P5271420191.02403
Potassium dichromate NIST® SRM® 136f, oxidimetric standard

NIST136F

重铬酸钾

Potassium dichromate ReagentPlus®, ≥99.5%

Sigma-Aldrich

P5271

重铬酸钾

Potassium dichromate certified reference material for titrimetry, certified by BAM, ≥99.5%

Supelco

42019

重铬酸钾

Potassium dichromate volumetric standard, secondary reference material for redox titration, traceable to NIST SRM Certipur® Reag. USP

Supelco

1.02403

重铬酸钾

manufacturer/tradename

NIST®

manufacturer/tradename

-

manufacturer/tradename

-

manufacturer/tradename

-

format

neat

format

-

format

neat

format

-

packaging

pkg of 60 g

packaging

-

packaging

-

packaging

-

technique(s)

titration: suitable

technique(s)

-

technique(s)

titration: suitable

technique(s)

titration: suitable

mp

398 °C (lit.)

mp

398 °C (lit.)

mp

398 °C (lit.)

mp

398 °C

一般描述

This Standard Reference Material (SRM) is certified as a chemical of known assay for use as a primary oxidimetric standard. A unit of SRM 136F consists of 60 g of highly purified potassium dichromate (K2Cr2O7) in a clear glass bottle. The certification of SRM 136f is valid, within the measurement uncertainties specified, provided the SRM is handled and stored in accordance with the instructions given under “Instructions for Use” in the certificate.

SRM 136F_CERT

SRM 136F_SDS

应用

This Standard Reference Material (SRM 136F) is intended for use as a primary oxidimetric standard.

其他说明

Certified for the analytes listed below.
Potassium Dichromate (K2Cr2O7)

See certificate for values and more details at nist.gov/SRM.

法律信息

NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology

相关产品

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价格

警示用语:

Danger

危险分类

Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - STOT RE 1 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
易制爆化学品

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