Thallium-201 Technical Data

Product: Thallous Chloride Tl-201
Origin: Denton, TX
Type: Radiochemical
Half-Life: 3.04 days
Chemical Form: Thallous chloride in 0.9% sodium chloride solution
Physical Form: Liquid
Nuclear Reaction:

Specifications*:
 
Radionuclidic Purity: Tl-201 ≥98.2%, Tl-200 ≤1.4% Tl-202, ≤0.3%, Pb-203 ≤0.10%
Chemical Purity: Thallium ≤0.3 µg/mCi, Iron ≤0.8 µg/mCi, Copper ≤0.8 µg/mCi
Appearance: Clear, colorless solution
pH: 4.0 — 7.0 in 0.9% Sodium Chloride
Identity Tl-201: Peaks at 135 keV, 167 keV
Activity Concentration: ≥10 mCi/mL
Calibration: 12:00 NoonCT day of receipt
Unit of Sale: millicurie
Expiration:7 days post manufacture
Production Daily
Delivery: FOB Denton, Texas
Ordering Deadline: 5 days prior to day of shipment
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* At time of calibration