同位素标记的激素标准品
Hormones of high chemical purity containing a stable isotope label for gas chromatography-mass spectrometry. The deuterium label allows the use of labeled hormones as an internal standard for their quantitative analysis in biological fluids and tissues, which can be used in biochemical and pharmacological studies.21-Deoxycortisol-d4
21-Deoxycortisol-(9,11,12,12)-d4 is the deuterium labeled 21-deoxycortisol intended for use as an internal standard utilized in the measurement of 21-Deoxycortisol through GC- or LC-MS methods.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 5114-500ug | 0.50 mg | $75 | 20 天 |
3-O-Methyldopa-d3 (3-OMD-d3)
3-O-Methyldopa-d3 is deuterated 3-Methoxy-L-tyrosine. The reagent is intended for use as an internal standard for the quantitative determination of 3-Methoxy-L-tyrosine by MS/MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4995-1mg | 1.0 mg | $228 | 12 天 |
5α-二氢睾酮-d3 (5α-Dihydrotestosterone-d3)
稳定同位素标记的 5α-二氢睾酮用作串联质谱 (MS/MS) 方法的内标
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4938-500ug | 0.50 mg | $249 | 20 天 |
Androstenedione-d7
Androstenedione-d7 is a deuterium-labeled androstenedione and is intended for use as an analytical reference standard in GC- or LC-MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4975-100ug | 0.10 mg | $35 | 20 天 | |
| 4975-1mg | 1.0 mg | $284 | 20 天 |
Estradiol-d3
Estradiol-d3 is the deuterium labeled estradiol, intended for use as an internal standard for the quantification of estradiol by GC- or LC-MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4775-500ug | 0.50 mg | $44 | 12 天 | |
| 4775-5mg | 5.0 mg | $238 | 7 天 |
Melatonin-d3
Melatonin-d3 is a deuterium-labeled primary pineal gland hormone, melatonin.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4287-500ug | 0.50 mg | $44 | 12 天 | |
| 4287-5mg | 5.0 mg | $238 | 5 天 |
Pregnenolone-d4
Pregnenolone-d4 is the deuterium labeled pregnenolone and used as an internal standard utilized in the measurement of pregnenolone through GC- or LC-MS methods.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4961-1mg | 1.0 mg | $237 | 12 天 |
Progesterone-d9
Progesterone-d9 is the deuterium labeled progesterone and intended for use as an internal standard for quantification of progesterone through GC- or LC-MS methods.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4971-100ug | 0.10 mg | $54 | 12 天 |
Serotonin-d4
Serotonin-d4 is deuterium labeled serotonin and intended for use as an internal standard for the quantification of serotonin by GC- or LC-MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4801-500ug | 0.50 mg | $75 | 12 天 |
Testosterone-d3
Testosterone-d3 is an analytical reference standard for the quantification of testosterone by GC- or LC-MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 21112 | 1 mL, 100 ug/mL in Methanol | $169 | 21 天 | |
| 4230-1mg | 1.0 mg | $124 | 7 天 |
Сortisol-d4
Cortisol-d4 (Hydrocortisone-d4) is deuterated cortisol and intended for use as an internal standard for the quantification of hydrocortisone/cortisol by GC- or LC-MS.
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| 目录号 | 数量 | 价格 | 提前通知时间 | 购买此产品 |
|---|---|---|---|---|
| 4228-500ug | 0.50 mg | $88 | 12 天 | |
| 4228-5mg | 5.0 mg |
$890
|
7 天 |
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