GRAU & PUREZAAnalytical standard?Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods.20.0mg/ml in 0.06mol/L HCl
Storage
Room temperature,Argon charged,Immersed in kerosene or liquid paraffin
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Perguntas frequentes
How should this product be stored?
Store at room temperature, immersed in kerosene or liquid paraffin, under argon. The protective liquid must cover the material at all times; the substance reacts with air and moisture once exposed.
What does analytical standard mean?
analytical standard is a defined analytical purity tier suitable for quantitative analytical methods. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. analytical standard is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
How is this product shipped?
This product is classified as dangerous goods and ships via FedEx DG Service. Ground and other economy services are not available, and delivery to some destinations or address types may be restricted.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 7440-39-3, the molecular formula is Ba, and the molecular weight is 137.33 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.
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