Cobalt Standard for ICP, 1 g/L Co in nitric acid (nominal concentration),TraceCERT® - 100 mL

SKU: 30329-100ML-F
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For laboratory, institutional, and professional use only. Not available for residential or personal purchase. Orders are subject to verification.

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Cobalt ICP Calibration Standard (TraceCERT®) is a certified reference material containing 1 g/L cobalt in nitric acid, designed for accurate calibration of inductively coupled plasma (ICP) spectrometric methods including ICP-OES (ICP-AES) and ICP-MS. Manufactured under ISO 17034 and characterized according to ISO/IEC 17025, this CRM provides SI-traceable measurements verified against primary materials from a National Metrology Institute (e.g., NIST).

The solution is prepared from high-purity cobalt metal dissolved in nitric acid to ensure stability, homogeneity, and analytical reliability. It is supplied ready-to-use for calibration curve preparation, method validation, quality control, and routine elemental analysis across environmental, food, pharmaceutical, industrial, and research laboratories.

Each unit is accompanied by a Certificate of Analysis detailing concentration, uncertainty, traceability, and expiration data.

Shipping & Storage Notice:
Manufacturer shipping conditions may differ from recommended long-term storage conditions based on validated stability studies. Receipt at ambient temperature does not compromise product integrity when handled and stored according to the Certificate of Analysis.

Certified single-element cobalt reference solution for ICP calibration. Prepared in nitric acid at 1 g/L concentration with SI traceability and ISO-compliant certification for accurate elemental analysis.

Specifications
Product Type: Certified Reference Material (CRM)
Analyte: Cobalt (Co)
Concentration: 1 g/L (1000 mg/L) nominal
Matrix/Solvent: Nitric acid (approx. 2% HNO₃)
Component Type: Single element
Format: Single-component solution
Technique Compatibility: ICP-OES (ICP-AES), ICP-MS
Traceability: SI-traceable; verified against NMI primary materials (e.g., NIST)
Certification: Produced under ISO 17034; characterized per ISO/IEC 17025
Packaging Size: 100 mL
Product Line: TraceCERT®
Manufacturer: Sigma-Aldrich Production GmbH, Switzerland
Quality Level: 300
Stability: See Certificate of Analysis
COA: Included with shipment

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