Chromium Standard for AAS

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Chromium Standard for AAS Specification

Purity
Typically 99.5% (for chromium standard solutions)

EINECS No
231-157-5

Ph Level
Neutral (depends on solution)

Density
7.19 Gram per cubic centimeter(g/cm3)

Shelf Life
Stable for 12 months if stored properly

Storage
Store in a cool dry place; avoid contamination and exposure to sunlight

Solubility
Insoluble in water under standard conditions

Melting Point
1907C

Molecular Weight
51.9961 g/mol

Poisonous
NO

HS Code
28273990

Application
Used as a standard solution in Atomic Absorption Spectroscopy (AAS) for calibration purposes

Usage
Laboratory use for precise chromium quantification

Appearance
Silver-gray solid (metal form) or clear solution (liquid form)

Structural Formula
Cr (elemental form)

Molecular Formula
Cr

Smell
Odorless

Properties
Stable under recommended storage and handling conditions

Shape
Solid (powder or pieces) or liquid solution

Physical Form
Liquid solution or solid powder (depending on preparation)

Grade
Analytical Reagent Grade

CAS No
7440-47-3

Refractive Rate
Not applicable (not refractive in standard form)

Ingredients
Chromium metal in a specific concentration or prepared in a solvent

About Chromium Standard for AAS

Chromium Standard for AAS is a high-purity analytical reagent grade solution or solid powder specifically designed for calibration in Atomic Absorption Spectroscopy (AAS). This product contains elemental chromium (Cr) with a purity of 99.5%, ensuring precise quantification in laboratory applications. It is available either as a silver-gray solid (powder or pieces) or a clear solution, depending on preparation methods. The molecular formula is Cr with a molecular weight of 51.9961 g/mol. Stable under recommended storage conditions, it should be kept in a cool, dry place away from sunlight to maintain optimal performance with a shelf life of up to 12 months. The material is odorless, non-toxic, and features a neutral pH level depending on the solution. It is insoluble in water under standard conditions and has a density of 7.19 g/cm. Compliant with CAS No. 7440-47-3 and EINECS No. 231-157-5, this product provides reliable and reproducible results for laboratories conducting chromium analysis.