International Isotopes Clearing House Inc  

 

 

 

 

 

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Stable Isotopes
  • Stable Isotopes can be supplied as solids in a screw cap vial, as metal foils (where applicable) or as irradiation targets custom made to your specifications.

  • Sources can be supplied upon request.  Please submit your required specifications.

  • We ship on a routine basis, usually in 2-3 weeks after receipt of order.

  • Please contact us for a firm quote and delivery time of desired isotope(s).

  • If your laboratory or company is interested in ordering in bulk, please inquire for pricing.

Stable Isotopes Nat. Abund., at., %   Enrichment at %      Chemical Form
       
Antimony      
Sb-121     57.30  98.30-99.60        metal, oxide
Sb-123           42.70        97.90-98.28     metal, oxide
       
Barium      
Ba-134    2.42     40.30  carbonate, oxide
Ba-135    6.59    66.30        carbonate, oxide
Ba-136    7.85         66.00      carbonate, oxide
Ba-137   11.23 82.00    carbonate, oxide
Ba-138                         
       
Boron-10 20 85.00-99.90   elemental
       
Cadmium      
Cd-106 1.25 77.0  metal
Cd-108  0.89 70.00 metal
Cd-110   12.51      95.0  metal
Cd-111   12.81 95.90       metal
Cd-112   24.13       97.90      metal
Cd-113   12.22     94.90       oxide
Cd-114  28.72 98.70 metal
Cd-116   7.47 92.40-99.00 metal
       
Calcium      
Ca-40   96.94    91.99-99.9  carbonate
Ca-42    0.647            73.00-79.00 carbonate
Ca-43  0.135  69.20     carbonate
Ca-44   2.086 91.00-96.00 carbonate
Ca-46   0.004  4.50-4.90 carbonate
Ca-48 0.185  69.20   carbonate
       
Carbon-13 1.10 78.60 BaCO3
       
Cerium      
Ce-136    0.19 24.30 metal
Ce-138  0.25 13.10 oxide
Ce-140   88.48 99.00 metal
       
Chromium      
Cr-50  4.35  90.50-94.60 oxide
Cr-52  83.79    99.80 metal, oxide
Cr-53 9.50 98.00    metal, oxide
Cr-54  2.36   93.50  metal, oxide
       
Copper      
Cu-63   69.17 99.90 metal, oxide
Cu-65   30.83 99.00       metal, oxide
       
Dysprosium      
Dy-160   2.34 53.00-98.60 oxide
Dy-161 18.90  80.00-90.10  oxide
Dy-162  25.50   90.00     oxide
Dy-163  24.90    89.00 oxide
Dy-164  28.20  90.00  oxide
       
Erbium      
Er-162  0.14 18.90 oxide
Er-164 1.61 58.20    oxide
Er-166  33.60  95.00  oxide
Er-167 22.95     89.00      oxide
Er-168  26.80  98.30  oxide
Er-170  14.90 92.00    oxide
       
Europium      
Eu-151  47.80      99.20    oxide
Eu-153  52.20 99.00  oxide
       
Gadolinium      
Gd-152     0.20  35.70-39.10 oxide
Gd-154  2.18   57.00   oxide
Gd-155  14.80   91.00        oxide
Gd-156   20.47 94.00