import { SamplePrepStep, SamplePrepStepInput, SampleRecord } from './types';
export declare function normalizeSampleRecord(sample: SampleRecord): SampleRecord;
export declare function presetSampleRecords(samples: Array<string | SampleRecord>): SampleRecord[];
export declare function normalizeSamplePrepStep(step: SamplePrepStepInput, prepType: SamplePrepStep['type'], volumeUnit: string, order: number, index: number): SamplePrepStep;