Tags · Technique
LOD & LOQ
Limits of detection and quantitation.
Related in this group: HPLC · LC-MS · high-resolution MS · MALDI-TOF · UV & DAD detection · peak integration · system suitability · gradient method · water content · amino acid analysis · ELISA · endotoxin testing
41 topics · page 2 of 2
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Reflectance and photometric devices: precision in practice
On the subject in the title: Reflectance and photometric devices: precision in practice Working notes rather than a conclusion. I would like to understand what this number means before I repeat it anywhere. A…
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2 | 2.2k | 10mo | |
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About the Home & field testing category
What consumer-accessible tests can and cannot tell you. Mostly a subcategory about limitations. This post is a community wiki: any member at trust level 3 or above can edit it, and every edit is recorded with…
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4 | 51k | 11mo | |
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Why quantitation is the hard part, not detection
Why quantitation is the hard part, not detection I have a specific reason for asking rather than idle curiosity, and the context is below. Posting the method first, because I know what the first three replies…
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+11 | 15 | 27k | 12mo |
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Forced degradation studies: designing one that is informative — does this still hold?
The question in the title: Forced degradation studies: designing one that is informative — does this still hold? I will give what I have already checked below so nobody repeats it. A documentation question…
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+37 | 41 | 1.2k | 12mo |
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Repeatability versus intermediate precision
Repeatability versus intermediate precision — setting out what I have, and where I think it stops being reliable. Posting the method first, because I know what the first three replies will otherwise be.…
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+119 | 134 | 34k | 13mo |
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What a simple presence test is genuinely useful for — does this still hold?
What a simple presence test is genuinely useful for — does this still hold? I have a specific reason for asking rather than idle curiosity, and the context is below. I would like to understand what this…
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2 | 22k | 16mo | |
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Validating a method you did not develop — does this still hold?
Validating a method you did not develop — does this still hold? I have a specific reason for asking rather than idle curiosity, and the context is below. I would like to understand what this number means…
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+128 | 148 | 47k | 16mo |
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What a stability-indicating method is and how you demonstrate one — one year on
What a stability-indicating method is and how you demonstrate one — one year on I have a specific reason for asking rather than idle curiosity, and the context is below. A documentation question rather than…
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+100 | 112 | 15k | 19mo |
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Coming back to: When to suspect the method rather than the sample
When to suspect the method rather than the sample I have a specific reason for asking rather than idle curiosity, and the context is below. Posting the method first, because I know what the first three…
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+116 | 135 | 42k | 19mo |
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Relative retention time as a better inter-laboratory comparator — does this still hold?
Relative retention time as a better inter-laboratory comparator — does this still hold? I have a specific reason for asking rather than idle curiosity, and the context is below. A documentation question…
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+11 | 15 | 21k | 21mo |
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Coming back to: What consumer-accessible tests can and cannot determine
Asking directly, because I could not find a straight answer: What consumer-accessible tests can and cannot determine Posting the method first, because I know what the first three replies will otherwise be.…
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+4 | 8 | 25k | 22mo |