Chromium - ≥99.5% metals basis, Powder , CAS No.7440-47-3

CAS: 7440-47-3 Cat. No.: C434740 분자식: Cr 분자량: 52 EC 번호: 231-157-5 PubChem CID: 23976

등급 & 순도 ≥99.5% metals basis, Powder

Storage

Room temperature

개요

Application

Chromium powder can be used in the microwave assisted synthesis of a bis(toluene)chromium boron complex, [Cr(η-C 6 H 5 CH 3 ) 2 ] + (BPh 4 ) - . It can also be used in the solid-state synthesis of chromium sulfide.

사양

사양 및 순도

≥99.5% metals basis, Powder

보관 조건

Room temperature

순수함

≥99.5% metals basis

이름과 식별자

이성체 SMILES

[Cr]

WGK 독일

3

RTECS

GB4200000

PubChem CID

23976

UN 번호

1759

포장 그룹

I

분자량

52

화학 및 물리적 특성

• 감도: air sensitive
• 끓는점(°C): 2480°C
• 녹는점(°C): 1890°C

자주 묻는 질문

What does the trace-metals specification mean?

This product is specified at ≥99.5% on a trace-metals basis. That figure describes metallic impurity content rather than overall chemical assay, so it is the relevant specification for ICP-MS, semiconductor and battery applications. Lot-specific values are stated on the Certificate of Analysis.

How should this product be stored?

Store at room temperature.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 7440-47-3, the molecular formula is Cr, and the molecular weight is 52 g/mol.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.