CNT300Plus Benchtop Fully Automated IHC Stainer
Streamline your immunohistochemistry workflow with the Celnovte CNT300 Plus, a benchtop fully automated IHC stainer accommodating up to 30 slides across three independent racks with continuous loading. The system automates slide baking, deparaffinization, antigen retrieval, antibody application, DAB staining and counterstaining. Individual slide temperature control, automatic barcode recognition and full process monitoring support consistent staining workflows, while selectable reagent dispensing volumes of 100 µL, 120 µL and 150 µL help laboratories manage reagent consumption. An integrated 15.6-inch touchscreen, customizable staining protocols and LIS compatibility simplify daily laboratory operation.
Product Feature
CNT300Plus Automated IHC Stainer Overview
CNT300Plus Automated IHC Stainer: Key Features
Integrated 15.6-Inch Touchscreen
An integrated 15.6-inch touchscreen with a fingerprint-resistant coating provides a graphical interface for managing staining protocols and monitoring daily laboratory workflows.
Automatic Barcode Recognition
A dual recognition system combining camera and infrared technology enables automatic barcode identification, helping reduce manual identification errors during IHC staining.
Individual Slide Temperature Control
Independent temperature control for each slide supports precise thermal conditions during antigen retrieval and staining, helping laboratories maintain consistent processing conditions.
Selectable Reagent Dispensing Volumes
Selectable dispensing volumes of 100 µL, 120 µL and 150 µL allow laboratories to match reagent delivery to staining requirements and manage reagent consumption.
MicroStacker™ Detection Technology
MicroStacker™ secondary antibody detection technology supports clear immunohistochemical staining. A solid-liquid cover film helps maintain uniform reagent coverage and limit evaporation during processing.
Continuous Loading and Flexible Workflow Management
Three independent slide racks accommodate up to 30 slides and support continuous loading. Customizable staining protocols, control of multiple instruments from a single computer and laboratory information system (LIS) compatibility provide flexibility for daily IHC workflows.
IHC Staining Examples
CD34 Staining in Hemangioma

CD34 immunohistochemical staining in hemangioma.
CDX2 Staining in Rectal Adenocarcinoma

CDX2 immunohistochemical staining in rectal adenocarcinoma.
Myoglobin Staining in Skeletal Muscle

Myoglobin immunohistochemical staining in skeletal muscle.
Specification
| General Characteristics | Description |
| Fully Automated System | A fully automated system covering the entire immunohistochemistry workflow, including slide baking, dewaxing, antigen retrieval, blocking, primary antibodyapplication, secondary antibody application, DAB staining, and counterstaining |
| Full Process Monitoring | Full monitoring of the entire staining process (including reagent dosage, dispensing times, and abnormal behavior) |
| Number of Slides Processed | Holds 30 slides; features 3 independent slide racks for continuous loading |
| Staining Time | 2.5 – 4 hours |
| Processing Temperature | Room temperature – 100°C |
| Dispense volume | 100 µL, 120 µL, and 150 µL |
| Reagent container capacity | 7 mL, 30 mL |
| Reagent Positions | 36 |
| High-Capacity Reagent Bottles | 3.2 L |
High/Low Concentration Waste Container Capacity | 15 L / 15 L |
| Environmental Requirements | Description |
| Operating temperature | 5 – 35°C (41 – 95°F) |
| Maximum heating energy output | 1500 VA |
| Dimensions (L x W x H) | 850 mm x 770 mm x 840 mm |
| Weight | 149 kg |
| Electrical Parameters | Description |
| Voltage and Mains frequency | AC 110V/60Hz or AC 220V/50Hz |
| Power consumption | 1500 VA |
FAQ
CNT300Plus Frequently Asked Questions
1. What is the Celnovte CNT300Plus?
The Celnovte CNT300Plus is a benchtop fully automated immunohistochemistry (IHC) stainer. It combines automated staining with an integrated 15.6-inch touchscreen, individual slide temperature control and full process monitoring.
2. How many slides can the CNT300Plus accommodate?
The CNT300Plus accommodates up to 30 slides across three independent slide racks and supports continuous loading. Loading additional slides does not change the instrument’s maximum simultaneous slide capacity.
3. Which IHC workflow steps does the CNT300Plus automate?
The system automates slide baking, deparaffinization, antigen retrieval, blocking, primary and secondary antibody application, DAB staining and counterstaining. Laboratories still prepare and load slides and reagents and review the completed staining results.
4. What reagent dispensing volumes are available?
The CNT300Plus provides three selectable reagent dispensing volumes: 100 µL, 120 µL and 150 µL. Laboratories should select the volume appropriate to the tissue area and validated staining protocol.
5. How long does an IHC staining run take?
The specified staining time is 2.5–4 hours. Actual completion time depends on the selected staining protocol and processing conditions; confirm timing for your laboratory’s intended protocols during evaluation.
6. What are the installation requirements?
The instrument measures 850 × 770 × 840 mm (L × W × H) and weighs 149 kg. The brochure lists AC 110 V/60 Hz or AC 220 V/50 Hz power configurations and an operating temperature range of 5–35°C. Before installation, confirm the supplied electrical configuration, bench load capacity, service clearances and liquid-container placement with Celnovte. The instrument dimensions alone do not define the complete installation space.
Need help evaluating the CNT300Plus?
Contact Celnovte to discuss your application or request a demonstration
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