MassKG | Search

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In this section, you can choose either Molecular Formula or the following two inputs (Molecular Ion Weight, Error) to fill in you data.

Select a database

Choose Ion Mode

Negative Ion Mode

Positive Ion Mode

Molecular Formula Optional, you can specify a formula

Adduct Optional, you can specify an adduct

Precursor Mass Notice, not equal to molecule weight.

Mass error tolerance

mDa

Default value is 5.

Input or paste your ms2 peaks here, use /t or space to split mz and intensity

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