Frer Hcg Levels - At 20 mu/ml we can see clear positive results. In laboratory testing, first response™ early result pregnancy tests detected the pregnancy hormone levels in: >99% of pregnant women, 3 days before their expected period and every. Testing like you are is not a good way to gauge hcg levels. Stop comparing your line to everyone else's. Frer has a sensitivity of 6. 3 miu/ml. Where did you find this info? I've researched it online. Google frer sensitivity and you'll see. Also you can check out this.
At 20 mu/ml we can see clear positive results. In laboratory testing, first response™ early result pregnancy tests detected the pregnancy hormone levels in: >99% of pregnant women, 3 days before their expected period and every. Testing like you are is not a good way to gauge hcg levels. Stop comparing your line to everyone else's.