False Positive Blue Dye Evap Lines | My test that i used water on, actually now has a big blue like but the top of the line kinda curves in. I just got what i think is a faint bfp on a blue dye test this morning (10dpo). It may look like a promising indication of pregnancy, but it isn't. I took a sainsburys pregnancy test yesterday and it had a faint line ( first photo). But in many trying to conceive (ttc) forums and. Blue dyes are known to give false positives. Although they are colorless, these lines might turn blue or pink. So i'm not going there. Get a digital or a first response. Blue dye tests always seem to have a faint second line, even when they're absolutely negative. On any blue dye test, i would always get a faint blue 'positive' line. That looks like a positive! So i'm not going there. She suffered a miscarriage at 12 weeks before this last bout of ttc and i am heartbroken for her that the manufacturers of these tests are giving false hope (and false panic to others!!). Evap lines are more common on blue dye tests than they are on pink dye tests. That is why you see many women google evap line vs faint positive blue dye. Right beside this is another round window where the test line will show up. This happened perhaps 10 seperate times (different months) and i was never pregnant at any point in those cycles. A line is a line: Therefore, i took another sainsburys test today which came up. Unlike a faint positive result, which will result in a light pink or blue line, an evaporation line does not activate the dye in the pregnancy test, so it may show up as a colorless or translucent line. It may look like a promising indication of pregnancy, but it isn't. There are some evaporation lines that do have color—either a light blue or light pink. I got a false positive on a target brand blue dye, the kind in the clear casing with 2 parallel lines. I read blue dye could sometimes give you false positives so i bought a test with pink dye and will take it tomorrow morning. I just got what i think is a faint bfp on a blue dye test this morning (10dpo). I've had 6 evap/false positive tests in the past 5 days, across 3 different brands: If you get a faint line that is as thick as the control line on a blue dye test, i think you have a pretty good chance of being pregnant! Evaporation lines on pregnancy tests are generally colorless, but not always. That looks like a positive! This type of pregnancy test set has 2 windows. This is a false line. While an evaporation line can appear on a pink or blue dye test, many frequent testers on popular online pregnancy and fertility forums adamantly argue that blue tests are more prone to these. 3 dc down the line i know now to avoid blue dye tests when initially testing for a pregnancy. When it comes to pregnancy tests a line, any line, that appears within the time frame for that particular test counts. I've had 6 evap/false positive tests in the past 5 days, across 3 different brands: Evap lines are more common on blue dye tests than they are on pink dye tests. For some reason, anecdotally, many mamas find that blue dye tests if you're unsure if your pregnancy test is depicting an evaporation line or a faint positive, it can be frustrating. The evap lines are usually really thin, and can be bright blue. On blue dye tests, evaporation lines are very faint. This happened perhaps 10 seperate times (different months) and i was never pregnant at any point in those cycles. I really just want to know i f i am or if i'm not already, not knowing is driving me nuts lol.yours def. Blue dye tests always seem to have a faint second line, even when they're absolutely negative. Although they are colorless, these lines might turn blue or pink. This type of pregnancy test set has 2 windows. Where a red dye gave you a faint line at, say, 9 dpo, the blue dye won't be reliably read until 14 dpo. Usually the false positives are a result of the evap line. An evaporation line may be caused by waiting too long and reading the result after the time limit. Just for some accurate information blue and pink dye tests are relatively the same as long as you see the line within the time frame given, there is color to the line& the thickness is the same as the control line. It may look like a promising indication of pregnancy, but it isn't. That looks like a positive! She suffered a miscarriage at 12 weeks before this last bout of ttc and i am heartbroken for her that the manufacturers of these tests are giving false hope (and false panic to others!!). If it was negative in the first ten minutes, then i would say it's negative. Evaporation lines are common and can occur with any pregnancy test. This is a false line. I took a sainsburys pregnancy test yesterday and it had a faint line ( first photo). On blue dye tests, evaporation lines are very faint. It is also not an evap line. Get a digital or a first response.
Dye runs are smudged lines that show up in the area where a true test line should be false positive. So i'm not going there.
False Positive Blue Dye Evap Lines: I'm pretty sure a few ladies a few days ago also had this problem.
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