1000ug/mL COBALT 125mL

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1000ug/mL COBALT 125mL

Cobalt Expanded View


Location:  Group 9, Period 4
Atomic Weight:  58.9332
Coordination Number:  6
Chemical Form in Solution:  Co(H2O)62+

Storage & Handling:  Keep tightly sealed when not in use. Store and use at 20 ± 4°C. Do not pipet from container. Do not return portions removed for pipetting to container.

Chemical Compatibility:  Stable in HCl, HNO3, H2SO4, HF and H3PO4. Avoid basic media. Stable with most metals and inorganic anions in acidic media.

Stability:  2-100 ppb levels stable for months in 1% HNO3 / LDPE container. 1-10,000 ppm solutions chemically stable for years in 1-5% HNO3 / LDPE container.

Co Containing Samples (Preparation & Solution):  Metal (soluble in HNO3); Oxides (soluble in HCl); Ores (dissolve in HCl / HNO3).

Atomic Spectroscopic Information:  (red text indicates severe at ~ concs.)
Technique / Line Estimated D.L.* Order Type Interferences
ICP-OES 238.892 nm 0.01/.002 µg/mL 1 ion Fe, W, Ta
ICP-OES 228.616 nm 0.01/.001 µg/mL 1 ion  
ICP-OES 237.862 nm 0.01/.002 µg/mL 1 ion W, Re, Al, Ta
ICP-MS 59 amu 2 ppt n/a M+ 42Ca16O1H, 40Ar18O1H, 36Ar23Na, 43Ca16O, 24Mg35Cl
*ICP-OES D.L.'s are given as radial / axial view

Cobalt (Co) Standards In Our Store

Product Specifications

  • Part #:


  • Description:

    1000ug/mL COBALT 125mL

  • Matrix:

    3% v/v Nitric Acid

  • Starting Material:

    Co metal

Every Inorganic Ventures CRM is sold in patented TCT packaging giving your product up to 3 years shelf life. Read more...

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Associated Certifications: ISO 17025


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Traceable to NIST SRMs
Produced under ISO 17025
Assayed by validated wet chemical procedures
Assayed by validated ICP-OES procedures

And up to 3 YEARS SHELF LIFE with TCT packaging