The phrase "active amounts" is correct and usable in written English.
It can be used in contexts related to quantities or levels of substances, particularly in scientific, financial, or health-related discussions.
Example: "The study measured the active amounts of various compounds in the samples to determine their effectiveness."
Alternatives: "effective quantities" or "available levels".
All aged (2 year old) tissues examined also expressed active amounts of telomerase activity as assessed by TRAP assay.
Stanford researchers have shown in rats that pharmacologically active amounts of a fast-acting anesthetic drug could be released from nanoparticle "cages" in small, specified brain areas at which the scientists had aimed a beam of focused ultrasound.
To determine the total amount of complex formed (defined as active amounts of EF-Tu), reactions were immediately filtered through nitrocellulose filters following incubation.
Evaluation of SPR-data was performed by comparison of the biological active amount of an untreated sample with TBHP-treated samples.
In general, the active amount of peptides was achieved by adding unmodified peptide to avoid effects of avidity.
This was treated with acid (50 µL 6 M HCl per mL medium for 10 min followed by neutralization with 50µL per mL of 6 M NaOH) in order to assess total rather than the active amount of TGF-β.
Residual insecticides remain active in amounts sufficient to kill pests for a specific amount of time.
Mass conservation allows to express the active protein amounts as a function of the total number of molecules,.
Their version of active listening amounts to hearing someone's initial remarks, assuming they've understood the gist and then immediately attacking the problem at hand.
The factors including type and amount of propellant, osmotic active agents, amount of porogenic agent, coating weight, orifice diameter were optimized.
The energy released during the initial period of the active phase amounted to about 70%% of the total unloaded energy.
