Item Details
T-073 / T-073-1MLUpdated item number format
L-Thyroxine (T4)
100 ug/mL in 0.1 N NH3 in Methanol | Certified Reference Material
Thyroxine or T4 is a thyroid hormone responsible for regulation of the body's basal metabolic rate and essential for growth, development and heart and nervous system function. Free and total T4 serum levels are measured by LC-MS/MS for determination of hyper- or hypothyroidism as well as for monitoring treatment with synthetic thyroid hormones. This Certified Spiking Solution® is suitable for use in LC-MS/MS testing methods as starting materials in preparation of linearity standards, calibrators, and controls.
| Concentration |
: 100 ug/mL
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| Solvent |
: 0.1 N NH3 in Methanol
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| Unit Size |
: 1 mL/ampoule
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| CAS Number |
: 51-48-9
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| Chemical Formula: |
: C15H11I4NO4
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| Molecular Weight: |
: 776.87
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| Certificate of Analysis |
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| US List Price |
$98.70 EA
**All prices shown are for sales within US and Canada.**
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| Quantity |
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**Eligible Discounts Applied at Checkout**
| T-074 / T-074-1ML | 3,3',5-Triiodo-L-thyronine (T3), 100 μg/mL | $114.00 |
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| T-075 / T-075-1ML | 3,3',5'-Triiodo-L-thyronine (Reverse T3), 100 μg/mL | $145.00 |
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| T-076 / T-076-1ML | L-Thyroxine-13C6 (T4-13C6), 100 μg/mL | $311.00 |
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| T-077 / T-077-1ML | 3,3',5-Triiodo-L-thyronine-13C6 (T3-13C6), 100 μg/mL | $325.00 |
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| T-078 / T-078-1ML | 3,3',5'-Triiodo-L-thyronine-13C6 (reverse T3-13C6), 100 μg/mL | $340.00 |
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| T-113 / T-113-1ML | Thyroglobulin, 10 μg/mL | $437.00 |
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Recommended Storage Condition