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Product Spotlight October 2026 3 min read

Parr 7200 Precision Isoperibol Calorimeter: True Calorific Accuracy

A modern, high-precision calorimeter featuring removable combustion vessels for research, fuel inspection, and specialty energetic materials.

Parr 7200 Precision Isoperibol Calorimeter: True Calorific Accuracy
Parr 7200 Precision Isoperibol Calorimeter with removable 1108 oxygen vessel and digital control unit.

Executive Overview

Parr Instrument Company and Orbit introduce the 7200 Precision Calorimeter, designed for laboratories that require removable vessel flexibility combined with the high accuracy of a microprocessor-controlled isoperibol jacket.

For analytical laboratories, research institutes, and university chemical engineering departments that need the flexibility of removable bomb vessels with diverse metallurgies, Orbit Technologies introduces the Parr 7200 Precision Isoperibol Calorimeter.

The 7200 accommodates Parr's renowned 1108 style oxygen combustion vessels, including standard stainless steel, halogen-resistant alloy 20, and platinum-lined vessels for corrosive fluorinated or chlorinated samples. This makes the 7200 an ideal instrument for hazardous waste characterization, municipal solid waste (MSW) combustion, and specialty fuels.

Operating with an active circulating water jacket and microprocessor-controlled heating/cooling circuit, the Parr 7200 maintains strict jacket temperature stability within ±0.001°C throughout the test. Integrated electronic ignition and automatic calorimeter energy equivalent calculation eliminate manual calibration errors.

The system comes pre-configured with multi-lingual user software, automatic temperature drift compensation, and direct balance connection for weight transfer, minimizing human data entry errors.

Key Technical Highlights

  • Accommodates standard and corrosion-resistant removable Parr combustion vessels.
  • High thermal stability circulating water jacket with ±0.001°C regulation.
  • Ideal for coal, heavy fuel oils, biomass pellets, municipal waste, and energetic propellants.
  • Direct electronic balance interface and Ethernet LIMS integration.
  • Full compliance with ASTM D5865, ASTM D240, and ISO 1928 standards.

Technical Specifications

Jacket TypeIsoperibol with active recirculating water jacket
Bomb VesselRemovable Parr 1108 (Stainless Steel / Alloy 20)
Test Duration6 to 8 minutes per determination
Repeatability0.05% to 0.08% RSD on Benzoic Acid
Temperature Resolution0.0001 °C
Oxygen PressureUp to 35 bar operating pressure

Standard Test Methods & Regulatory Compliance

✓ ASTM D5865 (Coal and Coke Gross Calorific Value)
✓ ASTM D240 (Liquid Hydrocarbon Fuels)
✓ ISO 1928 (Solid Mineral Fuels)
✓ ASTM D5468 (Waste Materials Gross Calorific Value)
Official RFQ / Consultation

Request Quotation & Tech Specs

Get official pricing, ASTM test protocols, and delivery schedules for Parr 7200 Precision Isoperibol Calorimeter: True Calorific Accuracy.

Direct Technical Line

Orbit Hyderabad Central Office

B-50, Industrial Estate, Sanath Nagar, Hyderabad – 500018

Tel: +91 40 6721 6354 / 6355

Email: orbit@orbitindia.com

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