What Tosoh Bioscience does

Tosoh Bioscience is a wholly-owned US-incorporated subsidiary of Tosoh Corporation (TSE:4042), the Japanese chemical and specialty materials conglomerate founded in 1935. The company operates two franchises under the umbrella brand "Tosoh Bioscience." The Clinical Diagnostics franchise designs, manufactures, and services automated immunoassay analyzers (AIA-2000 at 200 tests/hour, AIA-900 at 90 tests/hour, AIA-360 at 36 tests/hour) and ion-exchange HPLC analyzers for HbA1c diabetes testing (HLC-723G8 with NGSP certification; the next-generation HLC-723GR01 received FDA 510(k) clearance in October 2025), supported by proprietary unit-dose AIA-PACK test cup reagents with 90-day calibration stability. The Separation & Purification franchise supplies process chromatography media (TOYOPEARL), analytical and preparative HPLC columns (TSKgel), pre-packed columns (SkillPak), the LenS3 multi-angle light scattering (MALS) detector, the EcoSEC high-temperature GPC system for polymer analysis up to 220 °C, and the Octave BIO/PRO multi-column chromatography (MCC) systems for bioprocess purification, with method-development and reporting software (ProComposer, 501RP+).

Customer segments span mid-to-high-volume clinical laboratories, hospitals, and reference laboratories for diagnostics, and biopharmaceutical manufacturers, biotech companies, and academic/industrial research institutions for separation and purification applications. Geography is global, with direct sales, marketing, and technical service through wholly-owned subsidiaries in the US (Grove City, OH headquarters; King of Prussia, PA; Fitchburg, WI), Germany (Tosoh Bioscience GmbH), Belgium (Tosoh Bioscience N.V.), China (Tosoh Shanghai Bioscience Co., Ltd.), Singapore (Tosoh Asia Pte. Ltd.), and Japan, with manufacturing concentrated at the parent company's ISO 13485/9001-registered Nanyo Complex in Yamaguchi, Japan.

The business model combines capital-equipment hardware sales (analyzers, detectors, MCC systems), recurring consumables revenue tied to installed analyzers and chromatography columns (reagents, resins, columns), and aftermarket service and training. Pricing is quote-based direct, not publicly disclosed. Recent strategic priorities visible in the data include the 2021 acquisition of Semba Biosciences to extend continuous chromatography capability, the 2024 AIA-CL2400 immunoassay launch, the 2025 China-market HLC-723G11 launch, and the October 2025 FDA clearance of the GR01 HbA1c analyzer.

Name

Tosoh Bioscience

Legal name

Tosoh Bioscience, Inc.

Website

https://tosohbioscience.com

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Tosoh Bioscience is a wholly-owned subsidiary of Tosoh Corporation that supplies automated immunoassay and HPLC diagnostic analyzers (AIA series, HLC-723 G8/GR01) to clinical laboratories and hospitals, plus liquid chromatography consumables, MALS/GPC detectors, and multi-column chromatography systems (Octave BIO/PRO, TOYOPEARL, TSKgel, SkillPak) to biopharmaceutical manufacturers and research institutions worldwide.

Ownership category

akta.pro rank

Product category

Clinical Diagnostics and Chromatography Instruments

NAICS

Analytical Laboratory Instrument Manufacturing (334516), In-Vitro Diagnostic Substance Manufacturing (325413), Electromedical and Electrotherapeutic Apparatus Manufacturing (334510)

SIC

In Vitro & In Vivo Diagnostic Substances (2835), Laboratory Analytical Instruments (3826), Surgical & Medical Instruments & Apparatus (3841)

akta.pro primary industry

Clinical Chemistry & Immunoassay Systems (HLAHAAAA)

akta.pro secondary industries

Clinical Chemistry & Hematology Diagnostics (automated analyzers, blood testing) (HLAAALAH), Reagents, Chemicals & Assay Kits (Buffers, Antibodies, ELISA, Enzymes) (HLAGAIAI), Microscopy, Imaging & Flow Cytometry Instruments (HLAGAIAE), Specialty & Biomarker Laboratory Services (Immunoassays/Flow/Cytometry) (HLAGAEAB)

Keywords

• Clinical diagnostics instruments
• HPLC chromatography systems
• Immunoassay analyzers
• Biopharmaceutical purification
• HbA1c testing equipment

Headquarters

HQ city

King Of Prussia

HQ country

United States

HQ region

North America

Offices8 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Technology or R&D, Personnel, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Diagnostic Instruments and Analyzers: Sale of HPLC and immunoassay analyzers including AIA-2000, AIA-900, AIA-360, GR01, and G8 systems to clinical laboratories, hospitals, and healthcare facilities.
2. Diagnostic Reagents and Consumables: Unit dose test cups and reagents for AIA immunoassay systems, along with columns and reagents for HPLC systems. Reagents include assays for tumor markers, thyroid, cardiac markers, reproductive health, kidney markers, anemia, diabetes, and metabolic conditions.
3. Service Plans and Technical Support: Comprehensive service agreements including planned maintenance, calibration, software updates, technical support, and customer education training programs for chromatography and diagnostic instruments.
4. Chromatography Media and Columns: Process chromatography media (TOYOPEARL), HPLC columns (TSKgel), pre-packed columns (SkillPak), and accessories for biopharmaceutical purification and analytical characterization applications.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels8 records

Core offering

Tosoh Bioscience manufactures and sells automated immunoassay analyzers (AIA-2000, AIA-900, AIA-360) for clinical diagnostics and HPLC analyzers (G8, GR01) for HbA1c diabetes testing. The company also supplies chromatography media, columns, multi-column chromatography systems, and MALS detectors for biopharmaceutical purification and analytical characterization. Products are sold with associated reagents, consumables, software, and technical service plans to clinical laboratories, hospitals, biopharmaceutical manufacturers, and research institutions worldwide.

Product overview

Tosoh Bioscience offers a comprehensive portfolio of diagnostic and separation/purification products organized into two main divisions. The Clinical Diagnostics division provides automated immunoassay analyzers (AIA-2000, AIA-900, AIA-360) offering testing from 36 to 200 tests per hour, and HPLC analyzers (HLC-723GR01, HLC-723G8) for HbA1c testing using ion-exchange methodology. The Separation & Purification division provides liquid chromatography solutions including the LenS3 MALS detector for molecular characterization, EcoSEC GPC systems for polymer analysis, and Octave BIO/PRO multi-column chromatography systems for bioprocessing. Both divisions share consumables including AIA-PACK test cup reagents, TOYOPEARL resins, and TSKgel columns. The company also offers software solutions including ProComposer method wizard and 501RP+ reporting middleware. Tosoh serves biopharmaceutical, clinical laboratory, and industrial research markets with a focus on automation, high throughput, and regulatory compliance.

Differentiator

Problem solved

Functional benefit

Brands

• AIA (Automated Immunoassay): Family of automated immunoassay analyzers including AIA-2000, AIA-900, and AIA-360 for clinical diagnostics testing.
• HLC (High-Performance Liquid Chromatography)
• TosoHaas
• TOYOPEARL
• TSKgel
• SkillPak
• Octave
• LenS
• EcoSEC
• Ca++Pure-HA

Products and services

• AIA-2000 Automated Immunoassay Analyzer High-throughput automated immunoassay analyzer delivering 200 tests per hour with 576 tips, automated daily maintenance, and random access for large hospitals, reference laboratories, and core labs performing tumor markers, thyroid, cardiac, reproductive, kidney, anemia, diabetes, and metabolic assays.
• AIA-900 Automated Immunoassay Analyzer Automated immunoassay analyzer delivering 90 tests per hour, available in four configurations including Loader Model and 9- and 19-tray sorter variants, for hospital and growing laboratory settings.
• AIA-360 Automated Immunoassay Analyzer Compact automated immunoassay analyzer with 36 tests per hour throughput, designed for physician office laboratories (POLs), small hospitals, specialty testing, and backup analyzer use.
• HLC-723 GR01 HPLC Analyzer Next-generation HPLC analyzer for HbA1c diabetes testing, FDA 510(k) cleared, offering 50 seconds per test throughput, ≤1.1% CV precision, variant hemoglobin detection, intuitive touchscreen, and low-maintenance design for high-volume clinical laboratories.
• HLC-723 G8 HPLC Analyzer HPLC analyzer for HbA1c testing using ion-exchange methodology with less than 2% coefficient of variation, variant detection, and a compact footprint; NGSP certified and IFCC traceable, available in 90-sample, 290-sample loader, and LA models.
• LenS3 Multi-Angle Light Scattering (MALS) Detector Next-generation multi-angle light scattering detector providing precise molecular weight (MW) and radius of gyration (Rg) determinations for polymers and biomolecules, featuring advanced instrument design and simplified software for analytical chromatography users.
• EcoSEC High Temperature GPC System Dedicated gel permeation chromatography system for high temperature polymer analyses such as polyolefins, featuring dual pump system, dual flow RI detector, spacious column oven, total system temperature control up to 220°C, and an autosampler.
• Octave BIO Multi-Column Chromatography System Benchtop multi-column chromatography instrument for development scale, simplifying the transition from batch to multi-column chromatography and from process development to GMP manufacturing for biomolecule purification.
• Octave PRO Multi-Column Chromatography System GMP-ready multi-column chromatography system with single-use flow path design and compact footprint, setting a standard for downstream bioprocessing in antibody and biomolecule purification.
• SkillPak Pre-Packed Columns Pre-packed chromatography columns for purification and separation tasks spanning platform design to pilot scale, pre-packed with TOYOPEARL, TSKgel, or Ca++Pure-HA process chromatography media for biopharmaceutical process development.
• AIA-PACK Test Cup Reagent Technology Patented unit dose test cup reagent technology used with all Tosoh AIA immunoassay analyzers; each cup contains all components required for an assay, eliminating reagent preparation, minimizing waste, and providing 90-day calibration stability.
• TOYOPEARL Process Chromatography Resins Process chromatography media brand supplied for the purification of biomolecules including monoclonal antibodies, proteins, and oligonucleotides in biopharmaceutical manufacturing.
• TSKgel HPLC Columns High-performance liquid chromatography columns for analytical and preparative liquid chromatography applications including size exclusion, ion exchange, and reversed-phase chromatography.
• ProComposer Method Writing Software Method writing software for the Octave BIO and Octave PRO multi-column chromatography systems, enabling direct method transfer between development and GMP manufacturing scales.
• Service Plans and Technical Support Comprehensive service agreements covering planned maintenance, calibration, software updates, technical support, and customer education training programs for chromatography and diagnostic instruments sold by Tosoh Bioscience.

Quantifiable outcome

• ≤1.1% CV precision with GR01 HPLC analyzer for HbA1c testing
• +4 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered minor.

• Novo NordiskminorStrategic or Co-development Partner · 1 July 2024Siemens Healthineers partnership mentioned in market context (launched Atellica DCA Analyzer), not direct Tosoh partnership. Novo Nordisk partnered with HemoCue AB for diabetes program - unrelated to Tosoh.
• Sentinel DiagnosticsminorOthersSentinel Diagnostics acquired Eureka S.r.l. - market news about competitor activity, not a Tosoh partnership.

Scale indicators6 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Shimadzu Corporation: Major Japanese analytical instrument manufacturer with HPLC, UHPLC, GPC, and clinical chemistry/imaging mass spectrometry product lines, plus a Life Science business selling chromatography columns and consumables — directly comparable to Tosoh's Separation & Purification portfolio.
• Agilent Technologies: Provides HPLC, GPC/SEC, LC-MS, MALS detection (through acquired Wyatt technology), and biopharma analytical workflows — overlapping with Tosoh's LenS3 MALS, EcoSEC GPC, TSKgel columns, and biopharma chromatography solutions.
• Waters Corporation: Pioneer in liquid chromatography (UPLC, HPLC, SEC/GPC), columns (ACQUITY, XBridge), and detectors with strong biopharma analytical adoption — comparable in chromatographic instruments, columns, and biopharma consumables to Tosoh's Separation & Purification business.
• Bio-Rad Laboratories: Operates a Clinical Diagnostics division with diabetes/HbA1c testing (VARIANT II/Variant Turbo) and a Life Science group producing chromatography resins, HPLC columns, and bioprocess consumables — directly competing with Tosoh across both immunoassay/HPLC diagnostics and separation & purification.

Broad incumbents

• Roche Diagnostics: Global IVD leader with cobas integrated chemistry/immunoassay platforms, HbA1c testing, and centralized lab solutions — competes broadly with Tosoh's clinical diagnostics franchise and dwarfs Tosoh in scale and installed base.
• Merck KGaA / MilliporeSigma: Through MilliporeSigma, supplies Process Chromatography (Eshmuno, Fractogel resins), single-use bioprocess platforms, and life-science analytical consumables — competes with Tosoh's process chromatography media and columns in biomanufacturing.
• Siemens Healthineers: Operates the Atellica, ADVIA Centaur, and DCA (now via the HemoCue/Novo Nordisk-aligned portfolio) clinical chemistry and immunoassay lines cited as competitor context for Tosoh — a broad incumbent across the same IVD benchtop segments.
• Abbott Diagnostics: Operates Architect, Alinity ci-series, and core laboratory diagnostics platforms with broad immunoassay and HbA1c menus; competes with Tosoh's AIA series and HPLC HbA1c analyzers in hospital and reference lab accounts.
• Danaher Corporation (Beckman Coulter / Cytiva): Through Cytiva, Danaher provides bioprocess chromatography (ÄKTA, MabSelect resins), and via Beckman Coulter, access/clinical immunoassay systems — overlapping with Tosoh's TOYOPEARL resins, Octave MCC, and AIA franchise.

Emerging players

• Sartorius AG: Bioprocess-focused supplier of membranes, single-use chromatography platforms (such as Sartobind), and analytical instruments — competes for biomanufacturer share where Tosoh's TOYOPEARL resins, SkillPak columns, and Octave MCC are positioned.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@tosohbioscience/featured
• Xx.com/tosohbio

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Tosoh Bioscience