Automated sample preparation for analytics

01Overview and value chain#

Markers EC: US FDA GMP analytical method validation + EPA method-specific sample extraction guidance | OECD: Industrial biotechnology | Regulator: FDA (USA), EPA (USA), REACH framework (EU)

Automated sample preparation for analytics covers the instruments that extract, clean up and introduce a sample ahead of an analytical instrument — chromatography, mass spectrometry or GC-MS — rather than the general-purpose liquid handlers that move fluids between microplate wells or the nucleic-acid extraction robots that purify DNA/RNA. A modern automated solid-phase extraction (SPE) system runs a full extraction and cleanup protocol on a batch of samples unattended, replacing a manual bench process with a walk-away run, while a robotic autosampler introduces prepared samples into a GC or LC system on a fixed schedule without an operator present overnight. The category spans environmental and food-safety extraction workflows (PFAS, pesticide residue testing under EPA method guidance), pharmaceutical QC sample cleanup ahead of HPLC/MS analysis, and GC/GC-MS sample introduction for volatile and semi-volatile compound analysis. Because this front-end automation is purpose-built around a specific analytical workflow rather than general-purpose plate-to-plate liquid transfer, its vendor base and product lines are largely distinct from the broader lab-automation and liquid-handling platforms that serve genomics and synthetic-biology screening.

The key directions of automated sample preparation for analytics are:

1. Automated solid-phase extraction (SPE): unattended extraction and cleanup systems run a full SPE protocol on a batch of samples, replacing manual bench extraction with a walk-away run for environmental, food-safety and pharmaceutical sample prep.
2. Robotic autosamplers for GC/LC introduction: autosamplers introduce prepared samples into a gas or liquid chromatograph on a fixed schedule, widely used across chemical analysis, pharmaceutical and environmental testing fields.
3. GC/GC-MS sample-introduction automation: dedicated multipurpose samplers extend beyond simple injection to headspace, SPME and thermal desorption sample-introduction modes for volatile and semi-volatile compound analysis.
4. Method-specific automated extraction and cleanup: vendor-published application protocols automate extraction and cleanup for regulated methods (e.g., EPA 1633 PFAS testing), reducing method-to-method revalidation effort.

Sectoral value chain#

[Raw sample] ──> [Automated extraction/cleanup] ──> [Prepared sample]
                                                              │
                                                    (autosampler introduction)
                                                              │
                                                              ▼
[Analytical result] <─── [Chromatograph / MS instrument] <─── [Sample introduction]

Value chain levels#

Cross-cutting technologies of the sector:

• Unattended SPE batch processing: a full extraction and cleanup protocol runs on a batch of samples without an operator present, converting a manual bench process into a walk-away automated run.
• Multi-mode sample introduction: a single autosampler platform supports liquid injection, headspace, SPME and thermal desorption modes, extending automation beyond simple sample transfer into the introduction technique itself.
• Method-specific validated protocols: vendor-published automation protocols for regulated methods (PFAS, pesticide residue) reduce the revalidation burden a lab faces when adopting automated sample prep for a compliance-driven analytical method.

02US#

The US hosts two global analytical-instrumentation companies with dedicated automated sample-preparation product lines addressing regulated environmental and clinical testing methods.

regulated-method automation, clinical and environmental extraction workflows#

• PerkinElmer: the JANUS G3 liquid handling workstation is a flexible automation platform supporting high-throughput liquid handling for sample-preparation workflows across chemical analysis and pharmaceutical applications.
• Waters Corporation: publishes dedicated application notes automating sample extraction and cleanup for regulated methods, including PFAS extraction from fish tissue following EPA 1633 guidance, alongside its broader analytical-instrumentation business.

03CN#

No China-headquartered automated sample-preparation instrument maker cleared this screening round with confirmed, on-domain evidence; demand is driven by China’s expanding environmental, food-safety and pharmaceutical QC testing infrastructure.

import- and distributor-served market, domestic regulated-testing demand#

• Global vendor distribution: Biotage, Waters, Gerstel and other global sample-preparation instrument makers maintain China distribution and service channels serving environmental, food-safety and pharmaceutical QC laboratories.
• Domestic regulated-testing demand: China’s expanding environmental monitoring and food-safety testing requirements are a substantial demand driver for automated sample prep, without a confirmed domestic instrument originator identified in this screen.
• Screening note: one candidate China-headquartered instrument maker was probed and did not return confirming, on-domain evidence this round — not asserted as absent, only as unconfirmed.

04EU#

Sweden, Switzerland and Germany each contribute a distinct piece of the European automated sample-prep stack — an SPE-specialist company, a robotic autosampler maker and a GC/GC-MS sample-introduction specialist.

SPE specialization, robotic autosamplers, GC/GC-MS sample introduction#

• Biotage (Sweden): the PrepXpert-8 fully automated 8-channel sample preparation system is positioned specifically for water and environmental testing, a dedicated SPE automation product line.
• CTC Analytics (Switzerland): the PAL robotic autosampler system is one of the most widely used autosampler platforms across chemical analysis, pharmaceutical and environmental testing fields.
• Gerstel (Germany): the MultiPurpose Sampler for GC and GC-MS extends beyond simple injection into automated sample preparation for gas-chromatography workflows, combining sample introduction and preparation in one platform.

05Leading companies and research institutes#

06Tech stack and innovations#

The stack layers unattended extraction hardware, multi-mode sample introduction and method-specific validated protocols on a common analytical front-end automation backbone.

1. Unattended SPE batch extraction:
   • A full extraction and cleanup protocol runs on a batch of samples without an operator present, converting a manual bench process into a walk-away automated run.
   • Dedicated product lines (PrepXpert-8) are positioned specifically for regulated testing categories such as water and environmental analysis.
2. Robotic autosampler sample introduction:
   • A robotic autosampler platform introduces prepared samples into a GC or LC system on a fixed schedule, supporting unattended overnight operation.
   • The same autosampler hardware platform serves chemical analysis, pharmaceutical and environmental testing fields, widely adopted across analytical laboratory types.
3. Multi-mode GC/GC-MS sample introduction:
   • A single multipurpose sampler platform extends beyond liquid injection into headspace, SPME and thermal desorption modes, combining sample introduction and preparation.
   • Method-specific automation protocols (e.g., EPA 1633 PFAS extraction) reduce the revalidation burden a lab faces when adopting automated sample prep for a compliance-driven method.

07Value chains and production pipelines#

Industrial pipeline of automated analytical sample preparation (US FDA GMP method validation / EPA extraction methods)#

┌───────────────────────────┐      ┌───────────────────────────┐
│ 1. Instrument               │ ───> │ 2. Method development      │
│    manufacturing            │      │                             │
└───────────────────────────┘      └───────────────────────────┘
                                                 │
                                                 ▼
┌───────────────────────────┐      ┌───────────────────────────┐
│ 4. Sample introduction     │ <─── │ 3. Unattended extraction   │
│                             │      │    & cleanup                │
└───────────────────────────┘      └───────────────────────────┘
              │
              ▼
┌───────────────────────────┐      ┌───────────────────────────┐
│ 5. Analytical measurement  │ ───> │ 6. Result reporting &       │
│                             │      │    compliance documentation │
└───────────────────────────┘      └───────────────────────────┘

Stage 1: Instrument manufacturing

Automated SPE systems, autosamplers and multipurpose samplers are manufactured to a defined analytical-workflow specification.

Stage 2: Method development

Vendor or user-developed protocols define the extraction, cleanup and introduction steps for a specific analytical method.

Stage 3: Unattended extraction and cleanup

The instrument runs a full extraction/cleanup batch on a set of samples without operator intervention.

Stage 4: Sample introduction

A robotic autosampler introduces prepared samples into the analytical instrument on a fixed schedule.

Stage 5: Analytical measurement

The chromatograph or mass spectrometer measures the introduced sample.

Stage 6: Result reporting and compliance documentation

Results are compiled and documented against the validated method for regulatory or QC compliance.