Make: Anton Paar
Model: Multiwave GO Plus
Facility Status: Working
Category: Microwave Digestion System
Available Equipment/Mode of Use: Microwave-assisted wet digestion for sample preparation.
Facility Management Team and Location: CGC TEC, Council of Scientific and Industrial Research–National Physical Laboratory (CSIR–NPL)
Department: Environmental Sciences & Biomedical Metrology
LabEmailID:tuhin@nplindia.org, tuhinkumarmandal@gmail.com
Facility Location: Centre for Global Change, QSL Building, TEC
Lab Phone No: 01145609437

Facility Features, Working Principle, and Specifications:
Features:

• Rapid and uniform heating for efficient sample digestion.

• Pressure and temperature monitoring for safety.

• Compatible with Teflon bomb digestion tubes.
  Working Principle:
  Employs microwave energy with direct coupling to heat aqua regia (3:1 HNO₃:HCl) in a closed system, decomposing metals into soluble nitrates for elemental analysis.
  Body Specification:

• Temperature range: Up to 300°C.

• Pressure range: Up to 40 bar.

• Capacity: Suitable for multiple samples in batch processing.
  Applications:

• Digestion of road dust for ICP-OES analysis of elements like Cd, Cr, Ni, Pb.

• Preparation of samples for pollution assessment indices (Igeo, CF, PER).

• General wet digestion in environmental and chemical research.