产品名称
重铬酸钾, NIST® SRM® 136f, oxidimetric standard
InChI
1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
SMILES string
[K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
InChI key
KMUONIBRACKNSN-UHFFFAOYSA-N
grade
certified reference material
packaging
pkg of 60 g
manufacturer/tradename
NIST®
technique(s)
titration: suitable
mp
398 °C (lit.)
format
neat
Quality Level
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Application
This Standard Reference Material (SRM 136F) is intended for use as a primary oxidimetric standard.
General description
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
SRM 136F_CERT
SRM 136F_SDS
This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)
Other Notes
Certified for the analytes listed below.
Potassium Dichromate (K2Cr2O7)
See certificate for values and more details at nist.gov/SRM.
Potassium Dichromate (K2Cr2O7)
See certificate for values and more details at nist.gov/SRM.
Legal Information
NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology
signalword
Danger
Hazard Classifications
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 - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
target_organs
Cardio-vascular system, Respiratory system
存储类别
5.1B - Oxidizing hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
易制爆化学品
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